Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hideyuki Tanaka | Mitsubishi Electric | 10 |
| 2 | Hitoshi Yamaguchi | Denso | 6 |
| 3 | Hiroshi Ando | Denso | 4 |
| #4 | Katsuhiko Yamaguchi | Toyota | 3 |
| #5 | Yusuke Kimura | Canon | 2 |
| #6 | Yoshihiko Kohmura | Ngk Spark Plug Co. | 1 |
| #6 | Hiroyuki Onoyama | Kansai Paint Co. | 1 |
| #6 | Eiji Nagamori | Toyota | 1 |
| #6 | Michinari Hayashi | Maspro Denkoh, Co. | 1 |
| #6 | Masahiro Otsu | Maspro Denkoh, Co. | 1 |
| #6 | Hirofumi Funabashi | Toyota Central R&D Labs | 1 |
| #6 | Masahiro Misu | Panasonic | 1 |