Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382167 | Push-button switch | Takeshige Maruyama | 1983-05-03 |
| 4223193 | Device for representing status of push button switch | Hiroyasu Miyata | 1980-09-16 |
| 4218598 | Switch-latching mechanism | Masao Kumagaya | 1980-08-19 |