Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6146320 | Conductive roll | Shoji Arimura, Kunio Ito, Sumio Oinuma, Akihiko Kaji, Kenichi Ohkuwa +2 more | 2000-11-14 |
| 6142922 | Conductive roller | Shoji Arimura, Akihiko Kaji, Kenichi Ohkuwa | 2000-11-07 |
| 5993366 | Low hardness conductive roll | Akihiko Kaji, Kenichi Ohkuwa, Shoji Arimura | 1999-11-30 |
| 5934783 | Ventilating fan/light combination | — | 1999-08-10 |
| 5299955 | Battery terminal mounting means for a portable electrical device | Hajime Maeda, Toru Tachikawa | 1994-04-05 |