Showing 1–20 of 20 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Koichi Sato | Canon | 462 |
| 2 | Tetsuji Yamaguchi | Sony | 186 |
| 3 | Takahiro Ogawa | Ebara | 119 |
| #4 | Takahiro Baba | Murata Manufacturing Co. | 110 |
| #5 | Hiroyuki Ono | Tdk | 93 |
| #6 | Ichiro Yamamoto | Nec | 55 |
| #7 | Takuya Kawasaki | Denso | 49 |
| #8 | Ichiro Yamada | Sony | 40 |
| #9 | Yoshiyuki Tsuda | Kabushiki Kaisha Toshiba | 35 |
| #10 | Tsutomu Matsuo | Hirose Electric Co. | 32 |
| #11 | Keisuke Omori | Toyota | 25 |
| #12 | Takanobu Naruse | Aisin | 24 |
| #13 | Akira Kudo | Teijin Limited | 21 |
| #14 | Takashi Kido | Fuji | 20 |
| #15 | Akihito Iwai | Denso | 13 |
| #16 | Naoto Ogawa | Denso | 12 |
| #17 | Yutaka Hara | Aisin | 11 |
| #18 | Eiji Mizutani | Toyota | 9 |
| #18 | Masanori Uehara | Amada Co. | 9 |
| #20 | Shuji Sakakibara | Nippondenso Co. | 8 |
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