Patent International Class: G01D 15/18
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Dynamically varying the pressure of fluid to an ink jet printer head
Inventor: Rich, et al. | Patent Number: 4651161
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Non-impact spark jet print head
Inventor: Sapitowicz, et al. | Patent Number: 4647949
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Image recording method and its apparatus
Inventor: Andeen, et al. | Patent Number: 4647945
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Liquid injection recording apparatus
Inventor: Ikeda, et al. | Patent Number: 4646110
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Method of operating an ink jet
Inventor: Howkins | Patent Number: 4646106
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Liquid jet recording method
Inventor: Matsumoto, et al. | Patent Number: 4646105
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Fluid jet print head
Inventor: Braun | Patent Number: 4646104
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Random artificially perturbed liquid jet applicator apparatus and method
Inventor: Gamblin, et al. | Patent Number: 4644369
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Rotary drum non-impact printer
Inventor: Stevens, Jr., et al. | Patent Number: 4642660
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Multi-tone recording method for ink jet printer
Inventor: Ito, et al. | Patent Number: 4642653
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Printing head for ink jet printer
Inventor: Zoltan | Patent Number: 4641155
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Notched piezo-electric transducer for an ink jet device
Inventor: Cruz-Uribe | Patent Number: 4641153
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Ink jet printhead with integral ink filter
Inventor: Drake, et al. | Patent Number: 4639748
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Recording head drive control apparatus
Inventor: Sakurada, et al. | Patent Number: 4639747
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Image recording apparatus
Inventor: Yamamoto | Patent Number: 4639746
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Ink level detection system for ink jet printing apparatus
Inventor: Young, et al. | Patent Number: 4639738
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Tensionable electrodes for charging and/or deflecting fluid droplets in fluid-jet marking apparatus
Inventor: Sutera | Patent Number: 4639737
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Ink jet recorder
Inventor: Jochimsen | Patent Number: 4639736
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Ink jet recorder
Inventor: Jochimsen | Patent Number: 4639736
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Thermal ink jet printhead
Inventor: Torpey, et al. | Patent Number: 4638337
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Cover for vacuum ink printing head
Inventor: Hofmann | Patent Number: 4638336
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Printhead for an ink jet printer
Inventor: Drake, et al. | Patent Number: 4638328
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Apparatus to damp turbulence in an ink jet fluid supply chamber
Inventor: Sutera, et al. | Patent Number: 4638327
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Printing apparatus
Inventor: Terasawa | Patent Number: 4636814
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Continuous ink jet printer
Inventor: Herron | Patent Number: 4636808
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Liquid injection recording apparatus
Inventor: Watanabe | Patent Number: 4635080
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Intermediate gradient image producing method
Inventor: Sakurada, et al. | Patent Number: 4635078
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Replaceable thermal ink jet component and thermosonic beam bonding process for fabricating same
Inventor: Hanson | Patent Number: 4635073
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Liquid ejection recording apparatus
Inventor: Matsuda | Patent Number: 4633274
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Ink jet printer
Inventor: Miroku | Patent Number: 4633268
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Arrangement for the ejection of individual droplets from discharge openings of an ink printer head
Inventor: Meinhof | Patent Number: 4633267
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Ink liquid baffle-regulated reservoir in an ink jet system printer
Inventor: Hara | Patent Number: 4631558
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Liquid jet recording apparatus
Inventor: Watanabe, et al. | Patent Number: 4631556
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Liquid jet type recording head
Inventor: Ikeda, et al. | Patent Number: 4631555
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Ink jet printing apparatus with suction recovery unit
Inventor: Terasawa | Patent Number: 4631554
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Multicolor ink jet printer
Inventor: Milbrandt | Patent Number: 4631548
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Liquid recording head
Inventor: Watanabe | Patent Number: 4630078
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Ink-on-demand color ink jet system printer
Inventor: Yoshimura | Patent Number: 4630076
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Cassette-type printing head
Inventor: Hori | Patent Number: 4630075
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Jet printing apparatus
Inventor: Scardovi, et al. | Patent Number: 4630072
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Ink jet recording head and ink jet recorder
Inventor: Terasawa | Patent Number: 4628333
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Ink printhead with holder mount
Inventor: Matsumoto | Patent Number: 4628332
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Ink mist collection apparatus for ink jet printer
Inventor: Ishikawa | Patent Number: 4628331
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Ink-jet recording apparatus
Inventor: Suga, et al. | Patent Number: 4628330
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Circuit for feeding ink to an ink-jet printing head
Inventor: Regnault | Patent Number: 4628329
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Apparatus for liquid-jet recording wherein a potential is applied to the liquid
Inventor: Hara, et al. | Patent Number: 4626875
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Ink jet wet-storage system
Inventor: Piatt | Patent Number: 4626869
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Method of preventing unregistered printing in multi-nozzle ink jet printing
Inventor: Furukawa, et al. | Patent Number: 4626867
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Apparatus for ejecting droplets of ink
Inventor: Mizuno, et al. | Patent Number: 4625221
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Stable surface coating for ink jet nozzles
Inventor: Chandrashekhar, et al. | Patent Number: 4623906
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Liquid supply apparatus
Inventor: Ichihashi, et al. | Patent Number: 4623905
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Ink-jet printing head, a method for its manufacture, and a tool useable for carrying out this method
Inventor: Conta, et al. | Patent Number: 4623904
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Ink jet air-skiving start-up system
Inventor: Brown, et al. | Patent Number: 4623897
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Ink jet printhead multi-component heating
Inventor: Pipkorn, et al. | Patent Number: 4622562
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Image forming method for dot matrix printer
Inventor: Koike | Patent Number: 4622561
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Fluid application method and apparatus
Inventor: Keeling, et al. | Patent Number: 4621268
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Ink jet printer of the ink-on-demand type
Inventor: Koto, et al. | Patent Number: 4620202
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Magnetic driver ink jet
Inventor: Heinzl, et al. | Patent Number: 4620201
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Multicolor ink jet printhead
Inventor: Behun | Patent Number: 4620198
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Ink jet recording method
Inventor: Miyamoto, et al. | Patent Number: 4620197
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Method and apparatus for high resolution ink jet printing
Inventor: Hertz, et al. | Patent Number: 4620196
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Method of fabricating an ink droplet generator for an ink jet printer and ink droplet generator fabricated thereby
Inventor: Eblen, et al. | Patent Number: 4620195
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Facsimile print out system employing an ink jet system printer
Inventor: Kotani, et al. | Patent Number: 4618869
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Apparatus for recording on different types of mediums
Inventor: Miyakawa | Patent Number: 4617580
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Ink-jet print head assembly
Inventor: Millet, et al. | Patent Number: 4617574
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External acoustic absorber for ink jet printer
Inventor: Braun, et al. | Patent Number: 4616235
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Simultaneous phase detection and adjustment of multi-jet printer
Inventor: Wint | Patent Number: 4616234
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Method and apparatus for reproducing a color image using additive and subtractive primary colors
Inventor: Sayanagi | Patent Number: 4614967
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Ink circulation system for continuous ink jet printing apparatus
Inventor: Katerberg, et al. | Patent Number: 4614948
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Air assisted ink jet head with projecting internal ink drop-forming orifice outlet
Inventor: Le, et al. | Patent Number: 4613875
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Guard drops in an ink jet printer
Inventor: Katerberg | Patent Number: 4613871
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High density thermal ink jet printhead
Inventor: Poleshuk | Patent Number: 4612554
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Method for operational status checks of an ink jet printer
Inventor: Kohler | Patent Number: 4612553
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Liquid-jetting head
Inventor: Sugitani, et al. | Patent Number: 4611219
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Charged ink particles detection housing
Inventor: Ishikawa, et al. | Patent Number: 4611216
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Method for removing air bubbles or solid impurities from the printing head of a drop-on-demand type ink jet printer
Inventor: Nozu, et al. | Patent Number: 4609925
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Computer controlled multi-tasking ink jet printing system
Inventor: Morgan | Patent Number: 4608575
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Optical ink jet head for ink jet printer
Inventor: Yamamuro | Patent Number: 4607267
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Ink supply cartridge and cooperative ink circulation system of continuous ink jet printer
Inventor: McCann, et al. | Patent Number: 4607261
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Ink jet array
Inventor: Hubbard, et al. | Patent Number: 4605939
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Control system and method for charge control ink jet printer
Inventor: Jinnai, et al. | Patent Number: 4604631
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Method of applying an electrical charge in ink jet printers, and an arrangement for carrying the method
Inventor: Thell | Patent Number: 4604630
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Ink jet electrode configuration
Inventor: Matsuda, et al. | Patent Number: 4602261
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Ink jet recording apparatus
Inventor: Terasawa | Patent Number: 4600931
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Ink jet printing apparatus having ultrasonic print head cleaning system
Inventor: Braun, et al. | Patent Number: 4600928
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Method of preserving ink jet recording head
Inventor: Sugitani | Patent Number: 4600927
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Microplanar ink-jet printing head
Inventor: Doring, et al. | Patent Number: 4599628
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Ink drop ejecting head
Inventor: Rich | Patent Number: 4599626
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Ink tank frangible lever for pressure co-action with a ink bag
Inventor: Terasawa, et al. | Patent Number: 4599625
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Atmospheric pressure chamber in an ink jet system printer
Inventor: Aiba, et al. | Patent Number: 4599624
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Method and apparatus for operating an ink jet head of an ink jet printer
Inventor: Peekema, et al. | Patent Number: 4598303
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Deflection control ink jet printing apparatus
Inventor: Koike, et al. | Patent Number: 4598299
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Liquid jet recording head
Inventor: Matsuda, et al. | Patent Number: 4596994
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Multicolor ink jet recording apparatus having means for preventing blurring of ink
Inventor: Itoh, et al. | Patent Number: 4595948
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Ink jet print head
Inventor: Conta, et al. | Patent Number: 4595938
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Ink jet print head
Inventor: Conta, et al. | Patent Number: 4595937
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Ink liquid supply apparatus
Inventor: Mayer | Patent Number: 4595933
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Ink jet method and apparatus
Inventor: Parisi | Patent Number: 4593294
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Method for operating an ink jet device to obtain high resolution printing
Inventor: Howkins | Patent Number: 4593291
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Ink cartridge and cooperative continuous ink jet printing apparatus
Inventor: McCann | Patent Number: 4591875