Patent Examiner: Cardillo; Raymond F.
-
Software protection and identification system
Inventor: Ginkel | Patent Number: 4858036
-
Hospital error avoidance system
Inventor: Brown | Patent Number: 4857713
-
Method and apparatus for recording and/or reproducing a PCM signal with asynchronous operation
Inventor: Kato, et al. | Patent Number: 4839750
-
Modular unitary disk file subsystem having increased data storage capacity
Inventor: Hassel, et al. | Patent Number: 4825321
-
Magnetic recording method involving core pieces of different thickness
Inventor: Matsumoto | Patent Number: 4821126
-
Rotary magnetic recording-reproducing apparatus with disc track checking
Inventor: Okada, et al. | Patent Number: 4819093
-
Easily operable automatic telephone answering/recording apparatus and method of operating the same
Inventor: Hashimoto | Patent Number: 4817128
-
Process for determining data disk track centers
Inventor: Cowen, et al. | Patent Number: 4816938
-
Recording and/or reproduction apparatus capable of retaining start up information
Inventor: Fukushima | Patent Number: 4816937
-
Rotary head digital audio tape recorder with multiple recording modes
Inventor: Moriwaki, et al. | Patent Number: 4816926
-
Portable sound recorder and playback device with battery saving feature using a switch controlled timer
Inventor: Hashimoto | Patent Number: 4814905
-
Optical disc recording apparatus with a light beam having a controllable quantity
Inventor: Mashimo | Patent Number: 4813034
-
Head positioning mechanism for rotating disk data storage system
Inventor: Stewart, et al. | Patent Number: 4812929
-
Portable magnetic card reading and writing apparatus with verification of constant and user supplied data
Inventor: Kakinuma, et al. | Patent Number: 4812632
-
Portable compact disc player and vehicle audio apparatus with slidable tray for supporting compact disc player
Inventor: Alves | Patent Number: 4811314
-
Information signal reproducing apparatus capable of determining a track pitch of a record bearing medium using a tracking error signal and a signal indicative of the moving speed of the medium
Inventor: Takayama | Patent Number: 4811130
-
Method and an apparatus for detecting tape speed of recording
Inventor: Kubo | Patent Number: 4811129
-
Video tape recorder for recording and reproducing two-channel component signals of a video signal on a magnetic tape using two pair of heads and alternately delayed signals
Inventor: Morioka, et al. | Patent Number: 4811117
-
Head position control system
Inventor: Ozawa | Patent Number: 4809120
-
Apparatus for selectively controlling magnetic tape recorder's muting operation in response to detection of errors in the reproduced signal by one of two heads
Inventor: Hamabe, et al. | Patent Number: 4809093
-
Improved method and arrangement for recording digital data on a magnetic recording medium by use of binary data signals and magnetic bias signals
Inventor: Solhjell | Patent Number: 4809092
-
Apparatus for recording and/or reading information on an optical record carrier provided with preformed tracks
Inventor: Getreuer | Patent Number: 4807214
-
Magneto-optical recording medium having pairs of mutually corresponding recording segments, and apparatus for recording information on the medium
Inventor: Mizutani, et al. | Patent Number: 4807204
-
Function controller serving as an automatic telephone answering machine in an audio/video component system
Inventor: Beom-Chae | Patent Number: 4805206
-
Read/write magnetic disk apparatus operable in plural density modes
Inventor: Nasu, et al. | Patent Number: 4805047
-
Drop-out correction circuit in an apparatus for correcting time base error with inhibition of time-base information during dropout
Inventor: Oku, et al. | Patent Number: 4805040
-
Track access apparatus having high-speed random access using a single stepping motor in a magnetic recording/playback system
Inventor: Minoura, et al. | Patent Number: 4803573
-
Telephone message recording device with displays to indicate the number of calls received and messages recorded
Inventor: Muller, et al. | Patent Number: 4802203
-
Optical information processor and method for accessing rotating record carrier utilizing acousto-optic light deflector including holding a focus error signal during track jumping
Inventor: Kataoka, et al. | Patent Number: 4802153
-
Elongated phonograph pick-up head with snap-together construction
Inventor: Otzipka, et al. | Patent Number: 4802081
-
PCM audio signal recording and/or reproducing apparatus with program timer and series and parallel formats
Inventor: Oguro | Patent Number: 4802038
-
Predictive positioning offset compensation for high TPI disk systems
Inventor: Chi | Patent Number: 4802033
-
Tracking control using signals reproduced by erase head
Inventor: Nagasawa, et al. | Patent Number: 4802031
-
Head-tape alignment apparatus with a tape edge find operation
Inventor: Henry, et al. | Patent Number: 4802030
-
Method and apparatus for erasing a magnetic disc employing erasing signals having at least two different frequencies
Inventor: Ohnaka | Patent Number: 4802028
-
Variable mode electronic still camera including optical and electronic view finders
Inventor: Miyake, et al. | Patent Number: 4802020
-
Video noise reduction system with signal emphasis preceding FM modulation upper-band luminance
Inventor: Kaneko | Patent Number: 4802016
-
Apparatus for controlling an auto-reverse tape recorder having a mode-changing mechanism
Inventor: Ida, et al. | Patent Number: 4799116
-
Easy access ticket transport mechanism
Inventor: Aubrey | Patent Number: 4798942
-
Card reader/writer station for use with a personal memory card using differential data transfer
Inventor: Bernstein, et al. | Patent Number: 4798322
-
Method for positioning head in disk drive deriving "position" offset from "quadrature" signals
Inventor: Yoshihara, et al. | Patent Number: 4797756
-
Information storage carrier and method for storing duplicate information
Inventor: Giddings | Patent Number: 4797752
-
Electronic camera apparatus for recording and reproducing moving object images
Inventor: Yamaguchi | Patent Number: 4797751
-
Power regulator for a contactless credit card system
Inventor: Billings, et al. | Patent Number: 4797541
-
Scanning optical card reader
Inventor: Pierce | Patent Number: 4796242
-
Optimizing the positioning of a pair of magnetic heads relative to spaced tracks on magnetic tape
Inventor: Karsh | Patent Number: 4796125
-
Actuator access control system for a magnetic head using trapezoidal drive current
Inventor: Mizukami, et al. | Patent Number: 4796112
-
Modulating head tape distance with vibratory motion
Inventor: French | Patent Number: 4796111
-
Control pulse recording circuit for dual tape speed recording and reproducing apparatuses using two pairs of heads selectively for selected speed including recording delayed control pulses
Inventor: Tokuyama | Patent Number: 4796103
-
Banded and interleaved video disc format with duplicate information stored at different disc locations
Inventor: Giddings | Patent Number: 4796098
-
Personal memory card having a contactless interface using differential data transfer
Inventor: Bernstein, et al. | Patent Number: 4795898
-
Automatic bill refilling method for bill recycle module using customer sensor
Inventor: Matuura, et al. | Patent Number: 4795889
-
Apparatus for connecting telephone answering device and telephone terminal equipment, selectively, to telephone lines
Inventor: Hashimoto | Patent Number: 4794637
-
Mass polling system
Inventor: Borbas, et al. | Patent Number: 4794633
-
Security system for protecting information
Inventor: Lauffenburger, et al. | Patent Number: 4794470
-
Apparatus for automatically supplying and selectively reproducing a plurality of cassettes and for avoiding the reproducing of degraded signals
Inventor: Okuyama, et al. | Patent Number: 4794467
-
Video time division multiplexer with plural dual port memories
Inventor: Sasson | Patent Number: 4794464
-
Process for defining and modifying a partition of the storage space of a non-erasable carrier
Inventor: Picard | Patent Number: 4792936
-
Method and apparatus for track accessing using a predicted state vector
Inventor: Pinson | Patent Number: 4792870
-
Electronic apparatus for proper handling of interchangeable memory
Inventor: Fujita | Patent Number: 4792869
-
Recording/reproducing device with means for switching inductance of such device for use in a floppy disk apparatus
Inventor: Ozaki | Patent Number: 4792868
-
Synchronizing circuit for dubbing apparatus
Inventor: Komori | Patent Number: 4792867
-
Disk container supporting a detachable memory
Inventor: Baumeister | Patent Number: 4792865
-
Apparatus for detecting recorded data in a video tape recorder for audience rating purposes
Inventor: Watanabe, et al. | Patent Number: 4792864
-
Video signal recording apparatus with track centering using crosstalk detection and third odd multiple field recording
Inventor: Kawase, et al. | Patent Number: 4792861
-
Wobbled pit recording method and device of optical recording medium utilizing a plurality of time different signal waveforms
Inventor: Yonezawa | Patent Number: 4791627
-
Optical pickup device using an intermediate lens which slightly converges the light beam
Inventor: Nakamura | Patent Number: 4791625
-
Apparatus for recording and/or reproducing, in successive slant tracks on a record tape, at least an audio signal and an index signal for controlling tape transport
Inventor: Nakano, et al. | Patent Number: 4791497
-
Telephone device and method for operating a telephone device
Inventor: D'Agosto, III, et al. | Patent Number: 4790002
-
Optical disk exclusively used for reproduction wherein guide grooves located between data managing information and data recording regions have no track address sections
Inventor: Hiraoka, et al. | Patent Number: 4789979
-
Recording/reproducing apparatus with dual display capability
Inventor: Mabuchi | Patent Number: 4789973
-
Selectively controlling the erasure in a magneto-optic recording medium
Inventor: Oldham | Patent Number: 4789972
-
Remote controlling telephone unit for selectively activating one of a plurality of devices
Inventor: Hashimoto | Patent Number: 4788714
-
One button control system for telephone answering device
Inventor: Hashimoto | Patent Number: 4788713
-
Head positioning system for positioning a magnetic head on an eccentric target track
Inventor: Tsujisawa | Patent Number: 4788608
-
Camera for sequentially photographing a subject using a reference optical system and a telescopic optical system
Inventor: Fujimura, et al. | Patent Number: 4788603
-
Video apparatus for generating an adjustable contrast video signal from a photographic print
Inventor: Marsiglio, et al. | Patent Number: 4788600
-
Process for optically storing information using materials having a single phase in both the crystalline state and the amorphous state
Inventor: Barton, et al. | Patent Number: 4787077
-
Optical disc tracking system with switching of tracking error signals at boundary between track guide and track address
Inventor: Deguchi, et al. | Patent Number: 4787076
-
Data playback system for random selections
Inventor: Masaki | Patent Number: 4787073
-
Automatic head retract system for disk drive
Inventor: Stupeck, et al. | Patent Number: 4786995
-
Voltage amplifier for constant voltage biasing and amplifying signals from a MR sensor
Inventor: Jove, et al. | Patent Number: 4786993
-
Apparatus and method for controlling tape tension using acceleration and average tension deviation information to adjust motor drive currents
Inventor: Tajima, et al. | Patent Number: 4786992
-
Waveform equalizer for signal reproduced from a magnetic recording medium
Inventor: Okamura, et al. | Patent Number: 4786989
-
Optical memory accessing and tracking apparatus with pickup and lens servoing during tracking
Inventor: Okada, et al. | Patent Number: 4785439
-
Magneto-optical disc reproducing apparatus with improved two-part head
Inventor: Mizunoe | Patent Number: 4785438
-
Process for reading-out information from electrically polarizable data carriers by means of electron beams
Inventor: Dransfeld | Patent Number: 4785437
-
Recording and reproducing apparatus having tracking control responsive to erase head scanning
Inventor: Kozuki, et al. | Patent Number: 4785360
-
Telephone answering device and method having incoming voice message reproduction loudspeaker
Inventor: Hashimoto | Patent Number: 4783797
-
Circuit arrangement and method for saving power in magnetic disk apparatus without head displacement
Inventor: Shoji, et al. | Patent Number: 4783706
-
High capacity disk file with embedded sector servo and SCSI interface
Inventor: Moon, et al. | Patent Number: 4783705
-
Optical recording medium with fluorine resin adhesive
Inventor: Ichihara, et al. | Patent Number: 4782477
-
Data transfer apparatus with a disklike record medium and a method of operation therefore
Inventor: Shoji, et al. | Patent Number: 4782406
-
Tracking control adjustment for a tape using manual switches
Inventor: Imai | Patent Number: 4782405
-
Positioning system for a disc drive using a stepper motor
Inventor: Baba | Patent Number: 4782404
-
Optical information reproducing apparatus with tilt correction including projection and detection of a same diffusely illuminated field
Inventor: Yamakawa | Patent Number: 4780865
-
Apparatus for reproducing digital signals from a digital audio recording medium
Inventor: Shibuya, et al. | Patent Number: 4780772
-
Apparatus for retrieving stored information about various items in response to coding on the items
Inventor: Baus | Patent Number: 4780599
-
Apparatus for automatically reproducing preferred selection from a record carrier
Inventor: Custers, et al. | Patent Number: 4779252
-
Positioning mechanism for a transducer in a multitrack magnetic tape apparatus or the like
Inventor: Watanabe | Patent Number: 4779149