Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920890 | Transmission power control method and apparatus of mobile communication terminal | — | 2011-04-05 |
| 4354474 | Fuel injection advance angle control apparatus | Masayoshi Kobayashi, Toru Sakuranaka, Keiichi Yamada, Masayasu Hayakawa, Sachio Nakagawa +1 more | 1982-10-19 |
| 4225027 | Electromagnetic spring-wound clutch | Hideyasu Takefuta, Toshio Yamaguchi | 1980-09-30 |