Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsuhiko Shibuya | Nihon Bayer Agrochem K. K. | 6 |
| 2 | Ichiro Yoshimura | Sumitomo Electric Industries | 4 |
| 3 | Takayuki Saito | Ebara | 3 |
| #4 | Masatoshi Goto | Fujitsu Limited | 2 |
| #5 | Mitsuyuki Hotta | Kao | 1 |
| #5 | Tomoaki Kobayashi | Pentax | 1 |
| #5 | Sadao Ueno | Rheon Automatic Machinery Co. | 1 |