Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tsuyoshi Yoshino | Sumitomo Electric Industries | 5 |
| 2 | Shigeo Ohkuma | Unisia Jecs | 4 |
| 3 | Kouji Takada | Sumitomo Electric Industries | 2 |
| #4 | Hiroshi Hayashizaki | Rohm Co. | 1 |
| #4 | Michinosuke Takada | Shimadzu | 1 |
| #4 | Yasuhiko Kuwamura | Nissin Dental Products | 1 |
| #4 | Minoru Hotta | Sumitomo Electric Industries | 1 |
| #4 | Satoru Sonoke | Nippon Shinyaku Co. | 1 |
| #4 | Nobuharu Hata | Sumitomo Electric Industries | 1 |
| #4 | Koichi Kinoshita | Kaneka | 1 |