Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |