Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835565 | Image developing device for electrophotography | Shinzi Nagatsuna, Toshihiko Takaya, Hiroyuki Matsushiro, Michihito Ohashi | 1989-05-30 |
| 4794420 | Device for driving rotary body | Michihito Ohashi, Shinji Nagatsuna | 1988-12-27 |
| 4595280 | Blade cleaning device | Misao Tanzawa, Ichiro Fukushima | 1986-06-17 |
| 4576468 | Cleaning apparatus of electrophotographic copying machine | — | 1986-03-18 |
| 4451140 | Cleaning blade unit | — | 1984-05-29 |