Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takayuki Tokumaru | Fujitsu Limited | 4 |
| 2 | Shigenori Yahiro | Hisamitsu Pharmaceutical Co. | 2 |
| 2 | Akira Yagi | Hisamitsu Pharmaceutical Co. | 2 |
| 2 | Toshihiro Torigoe | Sumitomo Electric Industries | 2 |
| #5 | Kenshi Watari | Japan Tabacco | 1 |
| #5 | Teruaki Miyamoto | Japan Tabacco | 1 |
| #5 | Kohzo Nakai | Kinugawa Pacific Co. | 1 |
| #5 | Toshiro Fukudome | — | 1 |
| #5 | Toshinori Douzono | Hitachi | 1 |
| #5 | Kaori Kai | Fujitsu Limited | 1 |
| #5 | Tsuyoshi Hamawaki | — | 1 |