Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638159 | Developing unit for an image forming apparatus and method of collecting bicomponent developer therefrom | Tsukuru Kai, Nobuo Iwata, Hidetoshi Yano, Yasushi Nakazato, Satoshi Muramatsu +2 more | 1997-06-10 |
| 5619316 | Image forming apparatus | Hisashi Shoji, Hidetoshi Yano, Tsukuru Kai, Nobuto Yokokawa, Masako Suzuki +1 more | 1997-04-08 |
| 5606408 | Image forming apparatus and cleaning device therefor | Hidetoshi Yano, Hisashi Shoji, Tsukuru Kai, Osamu Endo, Nobuto Yokokawa +5 more | 1997-02-25 |