Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4650022 | Rear wheel steering device for motorcycles | Toshiyuki Sato | 1987-03-17 |
| 4650021 | Rear wheel steering device for motorcycles having limiting means | Toshiyuki Sato | 1987-03-17 |
| 4650023 | Rear wheel steering device for motorcycles | Toshiyuki Sato | 1987-03-17 |
| 4252211 | Loudspeaker | Jun Kishigami | 1981-02-24 |
| 4198550 | Peripherally reinforced laminated loudspeaker diaphragm | Jun Kishigami, Masaaki Nishimura | 1980-04-15 |
| 4191863 | Support for multi-point magnetic driver loudspeaker | Jun Kishigami | 1980-03-04 |