Top Inventors at Tohatsu All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Makoto Sato | 5 |
| 2 | Ryo Shiina | 3 |
| 3 | Tamotsu Hamanaka | 2 |
| #4 | Hiroshi Ishikawa | 1 |
| #5 | Hiroshi Okuda | 1 |
| #6 | Koichiro Takahashi | 1 |
| #7 | Masakazu Kikuchi | 1 |
| #8 | Mark T. Lokken | 1 |
| #9 | Michael A. Purdy | 1 |
| #10 | Richard A. Davis | 1 |
| #11 | Shinichi Kudo | 1 |
| #12 | Toshimitsu Ogawa | 1 |
| #13 | Kyoichi Kamoshita | 1 |