Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Norihiko Asai | Brother Kogyo | 7 |
| 2 | Eiji Kozawa | Furukawa Electric Co. | 5 |
| 3 | Takaaki Koizumi | Ngk Insulators | 2 |
| 3 | Hitoshi Furuta | Fuji Oil Holdings | 2 |
| 3 | Atsunori Kobayashi | Toyota | 2 |
| #6 | Yoshimitsu Taniguchi | Brother Kogyo | 1 |
| #6 | Takashi OGISO | Aisin | 1 |
| #6 | Akihito Ohnishi | Kabushiki Kaisha Isowa | 1 |
| #6 | Masahiro TSURUGA | Toyota | 1 |
| #6 | Toshihiro Kumagai | Olympus | 1 |
| #6 | Yukie Kaku | Tyk | 1 |
| #6 | Hirokatsu Hattanda | Tyk | 1 |
| #6 | Ken Itadu | Ngk Insulators | 1 |
| #6 | Norihito FUJIWARA | Jasco | 1 |
| #6 | Ken ITAZU | Ngk Insulators | 1 |