Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878091 | Multicolor image forming apparatus | Shizuo Morita, Kazushi Hayakawa, Kunio Ito, Shunji Matsuo, Noboru Hatakeyama | 1989-10-31 |
| 4825246 | Image processing method and image forming apparatus | Kiyoshi Akazawa, Masahiko Matsunawa, Hiroshi Niki, Shunji Matsuo, Hiroyuki Yamamoto +1 more | 1989-04-25 |
| 4816900 | Method of separation and formation of a color component of a color image and apparatus therefor | Hiroshi Tokunaga, Jun Hamada | 1989-03-28 |