Patent Inventor: Takeshi Maeyama
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Image forming apparatus and method for developing electrostatic latent image
Inventor: Hirayama, et al. | Patent Number: 8131191
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Developing device and image forming apparatus with a toner separation member that uses a bias voltage to pull away toner in a developer
Inventor: Uetake, et al. | Patent Number: 8126378
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Developing device and image forming apparatus
Inventor: Maeyama, et al. | Patent Number: 8095026
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Image forming apparatus having a controller for controlling a developer
Inventor: Maeyama, et al. | Patent Number: 7986892
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Method for developing an electrostatic latent image
Inventor: Maeyama, et al. | Patent Number: 7968267
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Image forming apparatus
Inventor: Hirayama, et al. | Patent Number: 7949284
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Developing apparatus, image forming apparatus and method for forming image using opposite polarity particles
Inventor: Maeyama, et al. | Patent Number: 7761041
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Image forming apparatus having developer with opposite polarity particles
Inventor: Uetake, et al. | Patent Number: 7761040
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Development apparatus, image-forming apparatus and developing method using reverse polarity particles
Inventor: Matsuura, et al. | Patent Number: 7738814
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Developing device and image-forming apparatus using multiple-component developer
Inventor: Uetake, et al. | Patent Number: 7734227
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Development apparatus, image forming apparatus and developing method that employ a magnetic brush
Inventor: Matsuura, et al. | Patent Number: 7697873
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Image forming apparatus using trapezoidal shaped electric field and method for forming image
Inventor: Uetake, et al. | Patent Number: 7689150
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Developing apparatus and image forming apparatus
Inventor: Hirayama, et al. | Patent Number: 7653335
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Image forming apparatus, developing apparatus, and finely-divided toner particle collecting apparatus
Inventor: Hirayama, et al. | Patent Number: 7263320
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Device and method for measuring toner current
Inventor: Uetake, et al. | Patent Number: 7202675