Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shuzo Moroto | Aisin Aw Co. | 4 |
| 2 | Hajime Okumura | Nakano Vinegar Co. | 2 |
| 3 | Itaru Shirahata | Tokai Kogyo Co. | 1 |
| 3 | Shigeru Nakano | Dai Nippon Printing Co. | 1 |
| 3 | Ryoji Morimoto | Hoshizaki Denki | 1 |
| 3 | Masanobu Ishikawa | Aisin Seiki Kabushiki Kaisha | 1 |
| 3 | Susumu Itadani | Kawasaki Steel | 1 |
| 3 | Keiji Yasuda | Aisin Seiki Kabushiki Kaisha | 1 |
| 3 | Tsutomu Ide | Tdk | 1 |