Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hitoshi Ishikawa | Nec | 112 |
| 2 | Masatoshi Kadota | Brother Kogyo | 48 |
| 3 | Kazuo Kojima | Denso | 35 |
| #4 | Tomohiro Kamiya | Denso | 19 |
| #5 | Kenjiro Shiba | Toyota | 15 |
| #6 | Satoshi Kawasumi | Aisin Seiki Kabushiki Kaisha | 9 |
| #7 | Kenzo Kiyose | Denso | 8 |
| #8 | Mitsuyoshi Yokoi | Nippondenso Co. | 7 |
| #9 | Hidetoshi Morishita | Toyota | 6 |
| #10 | Yasuhiro Komai | Jtekt | 3 |
| #10 | Hidemi Sugiura | Toyoda Gosei Co. | 3 |