Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tetsuro Itakura | Kabushiki Kaisha Toshiba | 7 |
| 2 | Masatoshi Sakurai | Kabushiki Kaisha Toshiba | 2 |
| 3 | Shiro Higashikawa | — | 1 |
| 3 | Yoshio Nikawa | Unknown | 1 |
| 3 | Kyozo Nomura | — | 1 |
| 3 | Toshiyuki Saida | Kabushiki Kaisha Toshiba | 1 |
| 3 | Akio Hashimoto | Aisin Seiki Kabushiki Kaisha | 1 |
| 3 | Hironobu Kondo | Unknown | 1 |
| 3 | Keiji Shimatani | Fujitsu Limited | 1 |
| 3 | Kohsuke Kataoka | Otsuka Pharmaceutical Co. | 1 |
| 3 | Masahisa Yamaguchi | Dai Nippon Insatsu | 1 |
| 3 | Takayuki Yoshimori | Chugai Pharmaceutical | 1 |