Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Rinya Takesue | Bridgestone Sports Co. | 12 |
| 2 | Atsuki Kasashima | Bridgestone Sports Co. | 7 |
| 3 | Takashi Udagawa | Showa Denko K.K. | 6 |
| 3 | Junji Umezawa | Bridgestone Sports Co. | 6 |
| #5 | Hideyuki Kawai | Seiko Epson | 4 |
| #6 | Shunichi Kashiwagi | Bridgestone Sports Co. | 3 |
| #6 | Jun Shindo | Bridgestone Sports Co. | 3 |
| #8 | Eiji Takehana | Bridgestone Sports Co. | 2 |
| #8 | Hisako Nakahama | Bridgestone Sports Co. | 2 |
| #8 | Toshiaki Yamanaka | Bridgestone Sports Co. | 2 |
| #11 | Masashi Shimamura | Canon | 1 |
| #11 | Youji Hasegawa | Canon | 1 |
| #11 | Shoji Arafune | Canon | 1 |
| #11 | Takaharu Hoshina | Showa Denko K.K. | 1 |
| #11 | Ryouichi Takeuchi | Showa Denko K.K. | 1 |
| #11 | Wataru Nabekura | Showa Denko K.K. | 1 |
| #11 | Atuki Kasasima | Bridgestone Sports Co. | 1 |