Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Takeshi Ito | Olympus | 344 |
| 2 | Junichi Ichikawa | — | 70 |
| 3 | Yoshiki Fujioka | Fanuc | 49 |
| #4 | Hiroshi Oyama | Konica Minolta | 48 |
| #5 | Shinichi Hamaguchi | Advantest | 45 |
| #6 | Norihiro Yamada | Toyoda Gosei Co. | 38 |
| #7 | Masahiro Hirata | Nippon Sheet Glass Company, Limited | 34 |
| #8 | Toshihiko Kimura | Konishiroku Photo Industry Co. | 22 |
| #9 | Nobuhiko Okano | Konica Minolta | 9 |
| #10 | Masahiro Akimoto | Denka Himaku | 7 |
| #10 | Yuki Ando | Konica | 7 |
| #12 | Yasuhito Kuwahara | Konica Minolta | 3 |
| #12 | Tamio Arakawa | Teijin Limited | 3 |