Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D665443 | Swimming goggles | Naoya Aoyama | 2012-08-14 |
| 6317576 | Electrophotographic developing unit | Toshihisa Ishida, Hitoshi Nagahama, Katsuaki Sumida, Takahiro Bito | 2001-11-13 |
| 6212339 | Image forming apparatus with discharging exposure after shutdown | Katsushi Inoue, Mitsuhiro Hasegawa, Tomoko Mamemoto | 2001-04-03 |
| 5983055 | Photosensitive element for electrophotography | Takahiro Bito, Syouichi Fujita, Kouichi Takenouchi, Teruhiko Noguchi, Yukihisa Imaue +3 more | 1999-11-09 |