Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357354 | Color image processing apparatus capable of discriminating between a monochromatic document and a color document | Masahiko Matsunawa, Koji Washio, Hiroshi Tokunaga, Tadao Kishimoto, Takashi Hasebe | 1994-10-18 |
| 5337167 | Halftone image forming apparatus including density based dot enlargement | Yuuji Toyomura | 1994-08-09 |
| 5301271 | Image processing separately processing two-density-level image data and multi-level image data | Takanobu Kajikawa, Takunori Tsuji, Takashi KITADA | 1994-04-05 |
| 5287209 | Image forming device for enhancing tone reproduction by changing dot size | Yuji Toyomura, Keiichi Nakashima | 1994-02-15 |