Showing 1–23 of 23 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masami Niimi | Denso | 5 |
| 2 | Yuji Ninagawa | Toyota | 4 |
| 3 | Soichiro Mase | Brother Kogyo | 3 |
| 3 | Kazuhiro Nobori | Ngk Insulators | 3 |
| 3 | Tooru Taguchi | Denso | 3 |
| 3 | Masami Tanaka | Nsk | 3 |
| #7 | Hiroyuki Oyachi | Ngk Insulators | 2 |
| #7 | Kazuki Sawada | Aisin Seiki Kabushiki Kaisha | 2 |
| #7 | Toshihisa Kato | Advics Co. | 2 |
| #10 | Naoaki Haruta | — | 1 |
| #10 | Tetsurou Yabuki | Denso | 1 |
| #10 | Toshihisa Taniguchi | Denso | 1 |
| #10 | Hisatoshi Shibuya | Denso | 1 |
| #10 | Yutaka Unno | Ngk Insulators | 1 |
| #10 | Daisuke Toma | Tyco Electronics Japan G.K. | 1 |
| #10 | Motoharu Noguchi | Metawater Co. | 1 |
| #10 | Chitose Nishiyama | Aisin Seiki Kabushiki Kaisha | 1 |
| #10 | Katsuki Ishigaki | Toyota | 1 |
| #10 | Taiji Kiku | Ngk Insulators | 1 |
| #10 | Koichiro Kando | Metawater Co. | 1 |
| #10 | Koki Chiba | Ngk Insulators | 1 |
| #10 | Syuichi Ichikawa | Ngk Insulators | 1 |
| #10 | Hirokazu Fujie | Jgc | 1 |