AT

Akira Tamagaki

Sharp Kabushiki Kaisha: 23 patents #666 of 10,731Top 7%
Overall (All Time): #186,143 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
7809290 Image processing apparatus 2010-10-05
6934141 Power supply device preventing inrush current Yoshiomi Hamano, Kiyoshi Inoue, Junichi Kajiwara, Takao Horiuchi, Koichi Sumida +2 more 2005-08-23
6040924 Color image forming apparatus Yoichi Shimazawa, Hideo Matsuda, Syoichiro Yoshiura 2000-03-21
5999646 Image forming apparatus with image storage and image selection based on feature extraction 1999-12-07
5991051 Image forming apparatus and image forming method 1999-11-23
5910849 Maintenance system for image-forming apparatuses 1999-06-08
5716148 Data printing and outputting apparatus 1998-02-10
5644411 Joint-portion processing device for image data for use in an image processing apparatus Tsutomu Taniguchi, Nobuyuki Ueda, Masami Oka, Kenji Matsumoto, Fuminori Miyoshi 1997-07-01
5625720 Joint-portion processing device for image data in an image-forming apparatus Masao Miyaza, Kazuyuki Ohnishi 1997-04-29
5608543 Joint-portion processing device for image data for use in an image processing apparatus Tsutomu Taniguchi, Nobuyuki Ueda, Masami Oka, Kenji Matsumoto, Fuminori Miyoshi 1997-03-04
5585936 Joint portion processing device and method for enlarging and reproducing image data Koichi Eto, Masao Miyaza, Kazuyuki Ohnishi 1996-12-17
5586228 Digital image forming apparatus Masato Tokishige, Toshihiro Okahashi 1996-12-17
5481375 Joint-portion processing device for image data in an image-forming apparatus Koichi Eto, Masao Miyaza, Kazuyuki Ohnishi 1996-01-02
5452105 Joint-portion processing device for image data for use in an image processing apparatus Fuminori Miyoshi 1995-09-19
5316883 Method for controlling pressure during image development Koichi Eto 1994-05-31
5298942 Copying apparatus having liquid crystal cells Yoshiaki Ibuchi, Naoyuki Kamei, Yoshigumi Maitani 1994-03-29
5160960 Method of transporting a photosensitive sheet Yoshiaki Ibuchi 1992-11-03
5084627 Sheet detecting device for use in an image forming device for detecting presence or absence of a sheet, a right or wrong side of a sheet and the kind of sheet Yoshiharu Ueki, Fumio Shimazu 1992-01-28
5077574 Image forming apparatus Shougo Iwai 1991-12-31
5070360 Copying machine with a slidefilm exposure device Shougo Iwai 1991-12-03
5003344 Projection unit for a light permeable original in a copying machine Yoshiaki Ibuchi, Mitsuru Ogura, Shougo Iwai 1991-03-26
4760609 Reading apparatus 1988-07-26
4594536 Servomotor speed control in a positioning device 1986-06-10