Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6879417 | Color image processing apparatus that performs color conversion processing | Hiroyuki Fuse | 2005-04-12 |
| 6876468 | Image processing apparatus that performs black coloring, gamma correction and tone processing | Hiroki Kanno | 2005-04-05 |
| 6499829 | Color image forming apparatus | Takayuki Sawada, Hiroki Kanno | 2002-12-31 |
| 6342950 | Method and apparatus for encoding image, image decoding apparatus and image forming apparatus | Naofumi Yamamoto, Gururaj Rao | 2002-01-29 |
| 6154569 | System and method for coding and/or decoding image including bit-map of different levels | Eiichi Sakaue, Naofumi Yamamoto, Hidekazu Sekizawa | 2000-11-28 |