Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Atsuki Kasashima | Bridgestone Sports Co. | 5 |
| 2 | Takashi Udagawa | Showa Denko K.K. | 4 |
| 3 | Rinya Takesue | Bridgestone Sports Co. | 3 |
| 3 | Shunichi Kashiwagi | Bridgestone Sports Co. | 3 |
| 3 | Atsushi Yoshinaga | Showa Denko K.K. | 3 |
| #6 | Nozomi Masao | Canon | 1 |
| #6 | Katsunori Sato | Bridgestone Sports Co. | 1 |
| #6 | Ryuichi Negishi | Canon | 1 |
| #6 | Hirotada Iwade | Bridgestone Sports Co. | 1 |
| #6 | Ryouichi Takeuchi | Showa Denko K.K. | 1 |
| #6 | Noritaka Muraki | Showa Denko K.K. | 1 |
| #6 | Jun Shindo | Bridgestone Sports Co. | 1 |
| #6 | Tadao Hirano | Casio Computer Co. | 1 |