Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Minoru Akita | Aisan Kogyo Kabushiki Kaisha | 6 |
| 2 | Masayuki Akita | Kubota | 2 |
| 2 | Toshihiro Yamaoka | Kawasaki | 2 |
| #4 | Masatoshi Kokubo | Brother Kogyo | 1 |
| #4 | Go Matsumura | Ngk Spark Plug Co. | 1 |
| #4 | Jirou Hayashi | Denso | 1 |
| #4 | Sadao Yamada | Aichi Machine Industry Co. | 1 |
| #4 | Toshimitsu Saji | Fujitsu Limited | 1 |
| #4 | Hiroyuki Ogura | Ntn | 1 |
| #4 | Takafumi Naka | Brother Kogyo | 1 |
| #4 | Syuji Ishikawa | Sintokogio | 1 |