TO

Takatoshi Ohta

Canon: 16 patents #4,160 of 19,416Top 25%
OC Okamoto Chemical Industry Co.: 2 patents #4 of 10Top 40%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Overall (All Time): #259,348 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7339698 Image processing method and apparatus 2008-03-04
7327491 Image processing apparatus, image processing method, computer program and computer-readable storage medium Minako Kato, Toshinori Igari 2008-02-05
6693731 Image processing apparatus and method Nobuo Ohnuma, Yuji Akiyama, Yoko Hirosugi, Takahiro Moro, Masahiro Nagatani +1 more 2004-02-17
6574010 Image processing apparatus and method Nobuo Ohnuma, Yuji Akiyama, Yoko Hirosugi, Takahiro Moro, Masahiro Nagatani +1 more 2003-06-03
6546129 Image processing apparatus, method, and medium for adding identification information Ryuichi Arai, Munehiko Ohta, Hiroaki Sugiura, Toshihiro Nakazawa, Takeshi Yamazaki 2003-04-08
6307644 Image processing method and apparatus and recording medium 2001-10-23
6124944 Image processing apparatus and method 2000-09-26
6108008 Color image mapping within output device reproduction range 2000-08-22
5982998 Dot-data shifting of image data for use in printing Kiichiro Takahashi, Masahiro Nagatani, Kazuyoshi Sumiuchi 1999-11-09
5828816 Image processing apparatus and image processing method Takashi Kise, Nobuo Ohnuma 1998-10-27
5751929 Image processing apparatus Nobuo Ohnuma 1998-05-12
5621542 Image processing apparatus and method with weighting of error data generated in quantization Koji Yamada 1997-04-15
5610997 Image processing method and apparatus Nobuo Ohnuma 1997-03-11
5479607 Video data processing system Shigemitsu Tasaki, Shigeru Tsuyukubo, Hiroshi Kyogoku, Akira Nagatomo 1995-12-26
5457549 Method and apparatus for enhancing the speed of color image processing Shuichi Kumada 1995-10-10
5309548 Pattern generating method and apparatus Nobuo Ohnuma 1994-05-03
4434223 Image-forming element having an aluminum layer on a transparent film base Takeo Kohira, Takao Taguchi, Takeo Sugiura 1984-02-28
4282301 Photosensitive diazo coating compositions and plates 1981-08-04