Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yuji Yamamoto | Makita | 18 |
| 2 | Naoki Yamamoto | Mitsubishi Electric | 7 |
| 3 | Tetsuhiko Yoshida | Toagosei Co. | 4 |
| 3 | Mitsuhiro Tanaka | Ngk Insulators | 4 |
| #5 | Takashi Sakurai | Nippondenso Co. | 3 |
| #5 | Masaru Yoshida | Sharp Kabushiki Kaisha | 3 |
| #7 | Tadashi Yamamoto | Toyoda Gosei Co. | 2 |
| #7 | Hideaki Tada | Ono Pharmaceutical Co. | 2 |
| #7 | Makoto Hirasawa | National Institute Of Advanced Industrial Science And Technology | 2 |