Patents per Year
Top Inventors at Tohatsu All Time
Showing 1–13 of 13 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Makoto Sato | 5 |
| 2 | Ryo Shiina | 3 |
| 3 | Tamotsu Hamanaka | 2 |
| #4 | Hiroshi Ishikawa | 1 |
| #4 | Hiroshi Okuda | 1 |
| #4 | Koichiro Takahashi | 1 |
| #4 | Masakazu Kikuchi | 1 |
| #4 | Mark T. Lokken | 1 |
| #4 | Michael A. Purdy | 1 |
| #4 | Richard A. Davis | 1 |
| #4 | Shinichi Kudo | 1 |
| #4 | Toshimitsu Ogawa | 1 |
| #4 | Kyoichi Kamoshita | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Monoblock internal combustion engine | $12M | 2006 |
| Recoil starter with automatic orientation | $10M | 2006 |
| Remote control apparatus | $17K | 1989 |