Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masahiko Shiraishi | Nippon Steel | 2 |
| 2 | Tomohiko Munakata | Yoshitomi Pharmaceutical Industries | 1 |
| 2 | Tetsuo Yokobe | Yoshitomi Pharmaceutical Industries | 1 |
| 2 | Masanori Kohara | Yoshitomi Pharmaceutical Industries | 1 |
| 2 | Tsutomu Yamanaka | Yoshitomi Pharmaceutical Industries | 1 |
| 2 | Hiroshi Yasuda | Sankyo Holdings Co. | 1 |