Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshio Yuasa | Minolta | 2 |
| 1 | Koichi Otani | Shionogi & Co. | 2 |
| 1 | Katsumasa Okawa | Nihon Nohyaku Co. | 2 |
| 1 | Motonobu Matsuda | Minolta | 2 |
| #5 | Hiromi Katae | Dainippon Pharmaceutical Co. | 1 |
| #5 | Youji Kawami | Ministry Of International Trade & Industry | 1 |
| #5 | Masanori Hikawa | Nihon Nohyaku Co. | 1 |
| #5 | Tetsui Suetoshi | Osaka Gas Co. | 1 |
| #5 | Katsumasa Ohkawa | Nihon Nohyaku Co. | 1 |
| #5 | Nobuyuki Hayashi | Hitachi Chemical Company | 1 |
| #5 | Yoji Kawami | Sumitomo Electric Industries | 1 |
| #5 | Tadao Inoue | Fujitsu Limited | 1 |
| #5 | Shigeaki Okuyama | Kubota | 1 |