Showing 1–26 of 26 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kiyoyuki Uchida | Toyota | 9 |
| 2 | Akihito Kobayashi | Brother Kogyo | 5 |
| 3 | Satoshi Yano | Mita Industrial Co. | 3 |
| 3 | Masaki Onkawa | Ngk Spark Plug Co. | 3 |
| 3 | Hiroshi Tabeta | Hitachi Construction Machinery Co. | 3 |
| 3 | Keiji Ozeki | Ngk Spark Plug Co. | 3 |
| 3 | Masami Hasegawa | Ngk Spark Plug Co. | 3 |
| #8 | Fumihiko Kishima | Toyota | 2 |
| #8 | Yoko Yamanashi | Brother Kogyo | 2 |
| #8 | Raizo Kosaka | Brother Kogyo | 2 |
| #8 | Hideki Uematsu | Ngk Spark Plug Co. | 2 |
| #8 | Chidzuru INAMI | Mitsui Chemicals | 2 |
| #8 | Takahiro Miwa | Brother Kogyo | 2 |
| #14 | Ai Igarashi | Ngk Spark Plug Co. | 1 |
| #14 | Takayuki Ohnishi | Nuflare Technology | 1 |
| #14 | Tomohiro Wakazono | Ngk Spark Plug Co. | 1 |
| #14 | Naoya Takase | Ngk Insulators | 1 |
| #14 | Masaya Ueda | Kobe Steel | 1 |
| #14 | Tadakazu Ishiwata | Oji Holdings | 1 |
| #14 | Takaharu Kozawa | Denso | 1 |
| #14 | Masayoshi Taki | Toyota | 1 |
| #14 | Katsuzo Kamada | Tsubakimoto Kogyo Co. | 1 |
| #14 | Naoto Ozeki | Brother Kogyo | 1 |
| #14 | Daisuke Kawase | Denso Wave Incorporated | 1 |
| #14 | Yuichi Shishido | Oji Holdings | 1 |
| #14 | Masashi Minoda | Amano Enzyme | 1 |