Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Kondo | Canon | 192 |
| 2 | Masayuki Watanabe | Konica Minolta | 143 |
| 3 | Yutaka Yamada | Kabushiki Kaisha Toshiba | 141 |
| #4 | Hiroaki Makino | Mitsubishi Electric | 52 |
| #5 | Naoyuki Suzuki | Tokyo Electron Limited | 38 |
| #6 | Osamu Makino | Sumitomo Electric Industries | 26 |
| #7 | Hideaki Sugiura | Makita | 22 |
| #8 | Kazuhiko Miyazaki | Nippondenso Co. | 11 |
| #8 | Norinari Nagata | Toyoda Gosei Co. | 11 |
| #10 | Yukio Kawakita | Toyoda Gosei Co. | 5 |
| #10 | Norio Fujisawa | Toshiba | 5 |
| #12 | Ryoji Okumoto | Toyoda Gosei Co. | 3 |