Showing 1–26 of 26 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazumasa Hara | Janome Sewing Machine Co. | 4 |
| 2 | Naohiro Hanaoka | Olympus Optical Co. | 3 |
| 2 | Nobuo Yamashita | Olympus Optical Co. | 3 |
| 2 | Bunya Aoki | Chugai Pharmaceutical | 3 |
| 2 | Yoshikazu Ikeda | Kokusai Denshin Denwa Co. | 3 |
| #6 | Mamoru Maeda | Fujitsu Limited | 2 |
| #6 | Tomishi Shibano | Lintec | 2 |
| #6 | Megumu Mitani | Toshiba | 2 |
| #6 | Shigemi Yamamoto | Juki | 2 |
| #6 | Koichi Niwa | Fujitsu Limited | 2 |
| #11 | Tatsuro Kawamura | Nippon Hoso Kyokai | 1 |
| #11 | Kozo Toyama | Mitsubishi Electric | 1 |
| #11 | Muneo Saito | Nihon Bunko Kogyo Kabushiki Kaisha | 1 |
| #11 | Yoshio Tomizawa | Olympus Optical Co. | 1 |
| #11 | Yukiharu Miyake | — | 1 |
| #11 | Yoichiro Kogure | Toshiba | 1 |
| #11 | Keiichi Shidara | Hitachi | 1 |
| #11 | Tsunesuke Doi | Asahi Kasei Kogyo Co. | 1 |
| #11 | Ikeda Yoshikazu | Kokusai Denshin Denwa Co. | 1 |
| #11 | Kazuyoshi Kuwabara | Toshiba | 1 |
| #11 | Reiji Motomura | Hoya | 1 |
| #11 | Isao Ookoshi | Toshiba | 1 |
| #11 | Shigemitsu Taguchi | — | 1 |
| #11 | Genichi Tsuchihashi | Sagami Chemical Research Center | 1 |
| #11 | Shinya Iida | Hitachi | 1 |
| #11 | Toshio Saeki | Kajima Kensetsu Kabushiki Kaisha | 1 |