Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yuichiro Ozawa | Bridgestone Sports Co. | 6 |
| 2 | Katsunori Sato | Bridgestone Sports Co. | 4 |
| 3 | Hirotada Iwade | Bridgestone Sports Co. | 3 |
| 3 | Atsuki Kasashima | Bridgestone Sports Co. | 3 |
| 3 | Ryouichi Takeuchi | Showa Denko K.K. | 3 |
| #6 | Junji Umezawa | Bridgestone Sports Co. | 2 |
| #6 | Michio Yanagi | Canon | 2 |
| #6 | Noriyuki Aihara | Showa Denko K.K. | 2 |
| #9 | Tomotaka ISHIHARA | Bridgestone Sports Co. | 1 |
| #9 | Michiya Odawara | Showa Denko K.K. | 1 |
| #9 | Yoshiaki Kageshima | Showa Denko K.K. | 1 |
| #9 | Noriaki Tsutsui | Chichibu Fuji Co. | 1 |
| #9 | Toru Ogawana | Bridgestone Sports Co. | 1 |
| #9 | Souichirou Sugawara | Bridgestone Sports Co. | 1 |
| #9 | Takashi Udagawa | Showa Denko K.K. | 1 |
| #9 | Kenji Momose | Showa Denko K.K. | 1 |
| #9 | Takayuki Wakabayashi | Canon | 1 |