Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jun Shindo | Bridgestone Sports Co. | 7 |
| 2 | Katsunori Sato | Bridgestone Sports Co. | 4 |
| 3 | Masanobu Kuwahara | Bridgestone Sports Co. | 3 |
| 3 | Hirotaka Shinohara | Bridgestone Sports Co. | 3 |
| #5 | Yoshitaka Nishihara | Showa Denko K.K. | 2 |
| #5 | Keisuke Fukada | Showa Denko K.K. | 2 |
| #7 | Kae Iizuka | Bridgestone Sports Co. | 1 |
| #7 | Naoto ISHIBASHI | Showa Denko K.K. | 1 |
| #7 | Masashi Shimamura | Canon | 1 |
| #7 | Takuichi Shimizu | Bridgestone Sports Co. | 1 |
| #7 | Hiroshi Azami | Ricoh Company | 1 |
| #7 | Toru Ogawana | Bridgestone Sports Co. | 1 |
| #7 | Takayuki Wakabayashi | Canon | 1 |