Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6208730 | Key top attachment structure | Kazuhiro Ikeda, Kenichi Nishikawa | 2001-03-27 |
| 5934453 | Key top holding structure | Kazuhiro Ikeda, Kenichi Nishikawa | 1999-08-10 |
| 5898248 | Small motor holding device in individual calling receiver | Kazuhiro Ikeda, Kenichi Nishikawa | 1999-04-27 |