Showing 1–21 of 21 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Satoshi Kinoshita | Seiko Epson | 103 |
| 2 | Yoshiyuki Hattori | Nippondenso Co. | 87 |
| 3 | Keisuke Watanabe | Fanuc | 85 |
| #4 | Toshihiko Inoue | Fanuc | 82 |
| #5 | Kazutaka Nakayama | Fanuc | 81 |
| #6 | Hajime Ogawa | Fanuc | 71 |
| #7 | Takeshi Ando | Panasonic | 62 |
| #7 | Takeshi Sawada | Canon | 62 |
| #9 | Takashi Sugimoto | Toyota | 60 |
| #10 | Yoshiki Hashimoto | Fanuc | 55 |
| #11 | Fumio Yamazaki | Sumitomo Electric Industries | 44 |
| #12 | Akihiko Fujimoto | Fanuc | 40 |
| #13 | Keisuke Imai | Fanuc | 39 |
| #14 | Yoshiaki Katou | Jatco | 37 |
| #15 | Masashi Yasuda | Tokkyokiki | 28 |
| #16 | Yutaka Sakai | Fanuc | 26 |
| #17 | Noboru Hirose | Brother Kogyo | 24 |
| #18 | Satoru Nomura | Pioneer Electronic | 19 |
| #19 | Keisuke Suga | Toyota | 15 |
| #20 | Shoji Hatano | Fuji Tecom | 5 |
| #21 | Kenji KAIHARA | Mitsubishi Electric | 3 |