Top Inventors at Hoya Precision All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Shin-Ichiro Hirota | 5 |
| 2 | Hiroaki Takahara | 3 |
| 3 | Ken Uno | 3 |
| #4 | Tadayuki Fujimoto | 3 |
| #5 | Hiroshi Enomoto | 2 |
| #6 | Kazuaki Hashimoto | 2 |
| #7 | Yu Oogami | 2 |
| #8 | Masahiro Yoshida | 1 |
| #9 | Shinichiro Hirota | 1 |
| #10 | Teruo Yamashita | 1 |
| #11 | Yoshiatsu Yokoo | 1 |