Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Naoki Shinjo | Fujitsu Limited | 8 |
| 2 | Katsuji Mukai | Kawasaki | 4 |
| 3 | Fumio Iida | Hitachi | 3 |
| 3 | Shunichi Futami | G-C Dental Industrial | 3 |
| #5 | Yoshikazu Sato | Honda Motor Co. | 2 |
| #6 | Toshikazu Kikuchi | Canon | 1 |
| #6 | Seiichi Miyakawa | Ricoh Company | 1 |
| #6 | Eishu Nagata | — | 1 |
| #6 | Hiroshi Kakibayashi | Hitachi | 1 |
| #6 | Tadahiro Nakada | Asahi Denka Kogyo K.K. | 1 |
| #6 | Shigeru Arakawa | Aisan Kogyo Kabushiki Kaisha | 1 |