Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Naoki Kawai | Sumitomo Electric Industries | 2 |
| 2 | Masami Nishikawa | Sumitomo Rubber Industries | 1 |
| 2 | Yoshihiko Osawa | Toray Industries | 1 |
| 2 | Masaharu Kitano | Sharp Kabushiki Kaisha | 1 |
| 2 | Tadashi Kawaguchi | Komatsu | 1 |
| 2 | Kuniyoshi Masuzawa | Kyorin Pharmaceutical Co. | 1 |
| 2 | Tetsuo Sekigawa | Kanebo, Limited | 1 |