Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takumi Hasebe | Sumitomo Electric Industries | 9 |
| 2 | Mitsuzo Nogami | Sanyo Electric Co. | 3 |
| 2 | Yasuhiko Itoh | Sanyo Electric Co. | 3 |
| #4 | Kazuaki Sukata | Orient Chemical Industries Co. | 2 |
| #4 | Tateki Nishida | Nihon Nohyaku Co. | 2 |
| #6 | Akihiro Moteki | Sumitomo Electric Industries | 1 |
| #6 | Noriyuki Tajima | Sumitomo Electric Industries | 1 |
| #6 | Yoshihiko Kudoh | Sumitomo Electric Industries | 1 |
| #6 | Shigenori Nishiuchi | — | 1 |
| #6 | Tsuyoshi Wada | Sumitomo Special Metals Co. | 1 |
| #6 | Seido Kawanaka | Sharp Kabushiki Kaisha | 1 |
| #6 | Reiko Natsuki | Hamari Chemicals | 1 |
| #6 | Kazuo Tatsukami | Sumitomo Electric Industries | 1 |
| #6 | Toshinori Otsuki | Sumitomo Electric Industries | 1 |
| #6 | Kazuhide Okawa | Komatsu | 1 |
| #6 | Takaaki Hattori | Japan Polyethylene | 1 |
| #6 | Ichiro Yamashita | Sumitomo Electric Industries | 1 |