Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tomonori Watanabe | Brother Kogyo | 9 |
| 2 | Naoya Kamimura | Brother Kogyo | 7 |
| 3 | Masaaki Wakizaka | Brother Kogyo | 4 |
| #4 | Nobuhiko Muramoto | Toyota | 3 |
| #4 | Makoto Kuribayashi | Ngk Spark Plug Co. | 3 |
| #4 | Tsutomu Ishii | — | 3 |
| #7 | Susumu Ichikawa | Toyota | 2 |
| #7 | Hiroshi Taira | Brother Kogyo | 2 |
| #7 | Akihiro Misawa | Toyoda Gosei Co. | 2 |
| #7 | Tomonori Kamiya | onsemi | 2 |
| #7 | Yoshihiro Ota | Brother Kogyo | 2 |
| #12 | Hiroshi Hirako | Ricoh Company | 1 |
| #12 | Kaoru Suzuki | Kabushiki Kaisha Toshiba | 1 |