Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshio Tanaka | Seiko Epson | 169 |
| 2 | Takeshi Abe | Daifuku Co. | 158 |
| 3 | Takashi Hirano | Sony | 148 |
| #4 | Yoichi Sato | Honda Motor Co. | 140 |
| #5 | Kazuhiro Shimizu | Kabushiki Kaisha Toshiba | 116 |
| #6 | Hiroshi Hattori | Brother Kogyo | 112 |
| #7 | Naoki Makita | Sharp Kabushiki Kaisha | 65 |
| #8 | Yoichi Yamamoto | Sharp Kabushiki Kaisha | 59 |
| #9 | Shuya Shark Yamada | Ford | 45 |
| #10 | Koji Shinoda | Denso | 30 |
| #11 | Toshihiko Ichinose | Sumitomo Electric Industries | 29 |
| #12 | Masakazu Wada | Kabushiki Kaisha Toshiba | 23 |
| #13 | Shigeharu Hashimoto | Ngk Insulators | 21 |
| #14 | Ryosuke Kondo | Aisin Aw Co. | 20 |
| #15 | Masatomo Teshima | Teijin Limited | 14 |
| #16 | Ryoma Kakimi | Toyota | 10 |
| #17 | Katsuya Saito | — | 6 |
| #18 | Tsukasa Arai | Teijin Limited | 5 |
| #19 | Tomoyuki Mizuguchi | Denso | 3 |
| #20 | Noriyuki Amano | Teijin Automotive Technologies | 2 |
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