Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Noboru Sakaguchi | Shimano | 6 |
| 2 | Yoshinori Makiura | Mita Industrial Co. | 4 |
| 3 | Kuniaki Asai | Sumitomo Chemical | 3 |
| 3 | Tadamitsu Kishimoto | Unknown | 3 |
| #5 | Norio Tamada | Minolta | 2 |
| #5 | Haruo Senbokuya | Daidousanso Co. | 2 |
| #7 | Mashio Kitaura | Minolta | 1 |
| #7 | Seiji Izuhara | Takeda Chemical Industries | 1 |
| #7 | Tadashi Iso | Santen Pharmaceutical Co. | 1 |
| #7 | Tsutomu Takei | Kabushiki Kaisha Toshiba | 1 |
| #7 | Kenji Hatazawa | Sharp Kabushiki Kaisha | 1 |
| #7 | Naoki Motobayashi | Mita Industrial Co. | 1 |
| #7 | Zenpei Tani | Sharp Kabushiki Kaisha | 1 |
| #7 | Kazuyoshi Amami | Sumitomo Electric Industries | 1 |
| #7 | Michio Yamamura | Sumitomo Electric Industries | 1 |
| #7 | Sigekazu Morikawa | Sanyo Electric Co. | 1 |
| #7 | Takashi Satoi | Idec Izumi | 1 |