Patents per Year
Top Inventors at Tone Co. All Time
Showing 1–16 of 16 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Katsuhiro Fujimoto | 3 |
| 1 | Motohiro Hirao | 3 |
| 3 | Manabu Saito | 2 |
| 3 | Masao Watanabe | 2 |
| 3 | Tatsuo Hirai | 2 |
| 3 | Tatsuo Nakahata | 2 |
| 3 | Taro Watanabe | 2 |
| 3 | Toshihiko Kushida | 2 |
| 3 | Yukio Torigai | 2 |
| #10 | Akira Takenouchi | 1 |
| #10 | Hiroyuki Kawasaki | 1 |
| #10 | Nobuhisa Ikeda | 1 |
| #10 | Osamu Miyamoto | 1 |
| #10 | Yoshio Akiyama | 1 |
| #10 | Youichi Morisawa | 1 |
| #10 | Yuki Sugiura | 1 |