Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michihiro Inoue | Sumitomo Electric Industries | 2 |
| 1 | Hidemasa Honda | Director-General Of Agency Of Industrial Science And Technology | 2 |
| 1 | Kazuhisa Shobu | Agency Of Industrial Science And Technology | 2 |
| 1 | Shigeki Mohri | Nippon Tungsten Co. | 2 |
| #5 | Masayoshi Tsuji | Hisamitsu Pharmaceutical Co. | 1 |
| #5 | Shigemichi Ishii | Asahi Denka Kogyo | 1 |
| #5 | Yoshio Adachi | Seiko Kagaku Kogyo Co. | 1 |