Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Norihiko Asai | Brother Kogyo | 18 |
| 2 | Hitoshi Furuta | Fuji Oil Holdings | 4 |
| 2 | Hidenori Itamoto | Jtekt | 4 |
| #4 | Nobuyuki Shinohara | Toyota | 3 |
| #5 | Kazuomi Yamanishi | Toyota | 2 |
| #5 | Yoshimitsu Taniguchi | Brother Kogyo | 2 |
| #7 | Takashi OGISO | Aisin | 1 |
| #7 | Hideyuki Iwakiri | Toyota | 1 |
| #7 | Eiji Kozawa | Furukawa Electric Co. | 1 |
| #7 | Takaaki Koizumi | Ngk Insulators | 1 |
| #7 | Hirokatsu Hattanda | Tyk | 1 |
| #7 | Michitaka Yamada | Ngk Spark Plug Co. | 1 |