Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365250 | Garage door operation control apparatus | Takeshi Tokunaga, Seiji Yonekura, Mituo Suzuki, Kenji Nakamura | 1982-12-21 |
| 4344252 | Garage door operation control apparatus | Mitsuo Suzuki, Takeshi Tokunaga, Seiji Yonekura, Kenji Nakamura | 1982-08-17 |
| 4328540 | Door operation control apparatus | Toshio Tsubaki, Takeshi Tokunaga, Seiji Yonekura, Kenji Nakamura, Mituo Suzuki | 1982-05-04 |
| 4311225 | Device for driving driven member by roller chain | Toshio Tsubaki, Takeshi Tokunaga, Seiji Yonekura, Makoto Miura, Kozi Yamauchi | 1982-01-19 |