Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5200779 | Image forming apparatus with maintenance procedure | — | 1993-04-06 |
| 4951091 | Image forming apparatus having toner quantity detection means | — | 1990-08-21 |
| 4835588 | Transistor | Kunihisa Ono, Koji Takahashi, Yoshiyasu Kanno | 1989-05-30 |
| 4812876 | Motor control device for a copying machine | — | 1989-03-14 |
| 4561758 | Copying apparatus with focus-adjusting mechanism | Hideshi Oushiden | 1985-12-31 |
| 4561762 | Image forming apparatus | Junji Watanabe | 1985-12-31 |
| 4555653 | Pulse motor driving apparatus | Yasufumi Tanimoto | 1985-11-26 |
| 4518900 | Pulse motor driving apparatus | — | 1985-05-21 |
| 4512565 | Sorter | Hiroshi Matsumoto | 1985-04-23 |
| 4502776 | Sorting device for use with a document reproduction machine | Hiroshi Matsumoto, Tsuneo Toda | 1985-03-05 |
| 4370670 | Transistor with plural parallel units | Yasutaka Nakatani, Haruki Nakazawa | 1983-01-25 |