Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5027117 | Conversion using a variable reference based on image density | Yoshiki Yoshida, Yoshinobu Kagami | 1991-06-25 |
| 4967284 | Image forming apparatus and method of controlling output of semiconductor laser | Yoshiki Yoshida, Kenichirou Asada | 1990-10-30 |
| 4951160 | Image reproducing apparatus | Yasumori Nagahara, Kenichirou Asada, Takanobu Fujioka, Yoshiaki Kanmoto, Mitsuo Hasebe +2 more | 1990-08-21 |
| 4905022 | Image forming apparatus having laser light source | — | 1990-02-27 |
| 4899344 | Semiconductor laser control apparatus | Isamu Shibata, Takahiro Asai, Kenichirou Asada | 1990-02-06 |
| 4443097 | Exposure value control system for copying machines | Hiroshi Yamada | 1984-04-17 |
| 4360783 | Lamp power regulator | Yuzi Narumi | 1982-11-23 |