Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shigeru Wada | Minolta | 3 |
| 2 | Kazuhiko Ishimaru | Minolta Co. | 2 |
| 3 | Haruyuki Nakaoka | Osaka Gas Co. | 1 |
| 3 | Kouji Shirai | Nec | 1 |
| 3 | Hajime Shikiya | Kubota | 1 |
| 3 | Katsumi Yoshino | Unknown | 1 |
| 3 | Mitsuji Sakai | Sharp Kabushiki Kaisha | 1 |
| 3 | Yuji Nishioka | Johnsondiversey | 1 |
| 3 | Yutaka Nagayama | Nagayama Electronic Industry Co. | 1 |
| 3 | Eiji Nagasaki | Sumitomo Electric Industries | 1 |