Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683264 | Low profile key switch structure | Rikuro Obara, Masayuki Yoneyama | 2004-01-27 |
| 5203448 | Push button key switch | Nobuyuki Takahashi | 1993-04-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683264 | Low profile key switch structure | Rikuro Obara, Masayuki Yoneyama | 2004-01-27 |
| 5203448 | Push button key switch | Nobuyuki Takahashi | 1993-04-20 |