KY

Kei Yasutomi

Ricoh Company: 36 patents #442 of 9,818Top 5%
Overall (All Time): #94,451 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
10129437 Image processing apparatus, image processing method, recording medium, and program 2018-11-13
9323490 Image processing apparatus and image processing method 2016-04-26
9245319 Image processing device, image processing method, and image forming apparatus that perform an enhancement process to input image data 2016-01-26
8908234 Image capture apparatus, image capture system, and image capture method 2014-12-09
8897689 Image forming apparatus and image forming information processing apparatus Takuroh Sone, Kazuki Funahashi 2014-11-25
8773721 Image processing apparatus and image forming apparatus for performing halftone processing on point-of-purchase image 2014-07-08
8747944 Method of manufacturing transfer sheet and transfer sheet Kazuki Funahashi, Takuroh Sone 2014-06-10
8553287 Pseudo-halftoning device, image forming apparatus, and image forming system Kazuki Funahashi, Takuroh Sone 2013-10-08
8503919 Image forming apparatus for controlling image clarity using clear toner Takuroh Sone, Kazuki Funahashi 2013-08-06
8331812 Image forming apparatus 2012-12-11
8180270 Image forming apparatus for controlling glossiness of an image Hitoshi Maruyama, Masanori Saitoh, Takeo Tsukamoto, Katsuhiro Aoki, Katsuaki Miyawaki +1 more 2012-05-15
8126346 Apparatus and method for fixing an image Jun Yura, Koichi Kato, Hiroshi Nakai, Kazumi Suzuki, Hideki Kosugi +2 more 2012-02-28
7822351 Filling-rate lowering and rolling rate adjusting image forming apparatus Katsuhiro Aoki, Takeo Tsukamoto, Takashi Fujita, Yasuyuki Ishii, Katsuaki Miyawaki +2 more 2010-10-26
7787815 Image forming device Reki Nakamura, Hitoshi Maruyama 2010-08-31
7751746 Device for driving rotary body with mechanism for dampening fluctuation in rotation velocity Katsuaki Miyawaki, Tetsuo Watanabe, Takeo Tsukamoto, Katsuhiro Aoki, Hitoshi Maruyama +1 more 2010-07-06
7746502 Dither matrix producing method and apparatus, image processing method and apparatus, image forming method and apparatus, program and recording medium Takeshi Ogawa, Toshihiro Takesue 2010-06-29
7738813 Corona charger having two charging regions Hitoshi Maruyama, Katsuaki Miyawaki, Takeo Tsukamoto, Masanori Saitoh, Katsuhiro Aoki 2010-06-15
7724394 Image forming apparatus and image forming method using pseudo half tone processing with different resolutions Jun Yura, Hideki Kosugi, Hirokatsu Suzuki, Kohichi Katoh, Hiroshi Nakai +2 more 2010-05-25
7657218 Gloss providing sheet and image formation apparatus Hitoshi Maruyama, Eisaku Murakami, Reki Nakamura 2010-02-02
7643179 Image forming apparatus and image forming method 2010-01-05
7620336 Apparatus and method for fixing an image Jun Yura, Koichi Kato, Hiroshi Nakai, Kazumi Suzuki, Hideki Kosugi +2 more 2009-11-17
7551868 Image forming apparatus and image forming method Hitoshi Maruyama, Reki Nakamura 2009-06-23
7463837 Image forming apparatus with superimposed dark and light toner images 2008-12-09
7403735 Image formation apparatus using an electrophotographic process Yasuo Suzuki 2008-07-22
7212753 Image forming apparatus and process cartridge Hirokatsu Suzuki, Hiroshi Nakai, Hideki Kosugi, Ichiro Kadota, Jun Yura +2 more 2007-05-01