Showing 1–21 of 21 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsunori Sato | Bridgestone Sports Co. | 7 |
| 2 | Hirotaka Shinohara | Bridgestone Sports Co. | 5 |
| 3 | Masanobu Kuwahara | Bridgestone Sports Co. | 4 |
| 3 | Jun Shindo | Bridgestone Sports Co. | 4 |
| #5 | Akira Miyasaka | Showa Denko K.K. | 2 |
| #6 | Munetoshi Yoshikawa | Canon | 1 |
| #6 | Tomotaka ISHIHARA | Bridgestone Sports Co. | 1 |
| #6 | Noriyuki Aihara | Showa Denko K.K. | 1 |
| #6 | Yoshikazu Umeta | Showa Denko K.K. | 1 |
| #6 | Yoshitaka Nishihara | Showa Denko K.K. | 1 |
| #6 | Fumio Shimada | Canon | 1 |
| #6 | Mizuho Igawa | Canon | 1 |
| #6 | Takayuki Wakabayashi | Canon | 1 |
| #6 | Keisuke Fukada | Showa Denko K.K. | 1 |
| #6 | Yoshiaki Kageshima | Showa Denko K.K. | 1 |
| #6 | Kae Iizuka | Bridgestone Sports Co. | 1 |
| #6 | Akira Uzawa | Showa Denko K.K. | 1 |
| #6 | Atsuki Kasashima | Bridgestone Sports Co. | 1 |
| #6 | Yuichiro Ozawa | Bridgestone Sports Co. | 1 |
| #6 | Toru Ogawana | Bridgestone Sports Co. | 1 |
| #6 | Takuichi Shimizu | Bridgestone Sports Co. | 1 |