Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Isamu Tateishi | Otsuka Pharmaceutical Factory | 3 |
| 2 | Fujio Inoue | Otsuka Pharmaceutical Factory | 2 |
| 3 | Koichi Ogino | Otsuka Pharmaceutical Co. | 1 |
| 3 | Yuichi Shirai | — | 1 |
| 3 | Tetsuo Fukazu | Ultrasound Brewery | 1 |
| 3 | Minoru Kashimoto | Otsuka Pharmaceutical Co. | 1 |
| 3 | Keiji Emura | Nichia | 1 |
| 3 | Yasushi Morimoto | Canon | 1 |
| 3 | Kazuhiko Tamagawa | Tomita Pharmaceutical Co. | 1 |
| 3 | Keiichi Miyashita | Otsuka Pharmaceutical Factory | 1 |
| 3 | Go Uenaka | — | 1 |
| 3 | Hisaaki Hashimoto | Tomita Pharmaceutical Co. | 1 |