Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376789 | Key switch and keyboard | Junichi Maruyama, Hitoshi Ohkubo, Kazutoshi Hayashi | 2002-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376789 | Key switch and keyboard | Junichi Maruyama, Hitoshi Ohkubo, Kazutoshi Hayashi | 2002-04-23 |