Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Akira Kato | Sumitomo Rubber Industries | 10 |
| 2 | Koji Fujiwara | Kubota | 6 |
| 3 | Hirokazu Yamada | Denso | 4 |
| #4 | Shinichi Ueda | Canon | 2 |
| #4 | Jun Miyamoto | Canon | 2 |
| #4 | Jun Yoshida | Toyota | 2 |
| #7 | Hideyuki Matsubara | Canon | 1 |