Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121038 | Window regulating apparatus | Kengo Yamamura | 1992-06-09 |
| 4766356 | Device for opening and closing a vehicle top | Takahiko Tanaka | 1988-08-23 |
| 4689535 | Concealed wiper system | Akira Tsunoda, Takahiko Tanaka | 1987-08-25 |
| 4673853 | Concealed wiper system | Akira Tsunoda, Takahiko Tanaka | 1987-06-16 |