Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Ryouji Kanda | Tokai Rubber Industries | 4 |
| 2 | Yoshiyuki Azuma | Hitachi | 2 |
| 2 | Yoshimi Yoshino | Nippondenso Co. | 2 |
| 2 | Katsunori Aoki | Energy Support | 2 |
| 2 | Hisao Nishizawa | Dainippon Screen Mfg. Co. | 2 |
| #6 | Kazuaki Toda | Daido Metal Company | 1 |
| #6 | Kazumi Nakanishi | Ngk Insulators | 1 |
| #6 | Nobuhito Hobo | Nippondenso Co. | 1 |
| #6 | Hiroshi Shimokata | — | 1 |
| #6 | Shohei Yoshimura | Japan Styrene Paper | 1 |
| #6 | Ryoichi Kanda | Kabushiki Kaisha Toshiba | 1 |
| #6 | Akifumi Yamamoto | Ashimori Industry Co. | 1 |
| #6 | Shinji Miyakawa | Tokai Rubber Industries | 1 |
| #6 | Yoshikazu Tsukamoto | Tomoeagawa Paper Co. | 1 |
| #6 | Takahiro Sakai | Omron | 1 |
| #6 | Norihiro Mochizuki | Canon | 1 |