Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshiyuki Nakagawa | Sony | 5 |
| 2 | Kenji Nagafuchi | Mitsubishi Hitachi Tool Engineering | 4 |
| 2 | Yasuhiro Kiuchi | Mitsubishi Hitachi Tool Engineering | 4 |
| #4 | Yuichi Kimura | Furukawa Electric Co. | 3 |
| #5 | Syoujirou Touma | Moldino Tool Engineering | 2 |
| #6 | Masakazu Isaka | Moldino Tool Engineering | 1 |
| #6 | Masashi Noshita | Mitsubishi Hitachi Tool Engineering | 1 |
| #6 | Ichiro Mamba | — | 1 |
| #6 | Katsutomo Ohzeki | Showa Denko Materials Co. | 1 |
| #6 | Mari Masuno | Kokyu Alcohol Kogyo Co. | 1 |
| #6 | Takahisa Kogure | Research Institute Of Innovative Technology For The Earth | 1 |
| #6 | Takako Fukuyama | Otis Elevator | 1 |
| #6 | Yuuzoh Fukunaga | Hitachi Tool Engineering | 1 |
| #6 | Yukiteru Sugiyama | Kao | 1 |
| #6 | Takero Kobari | Otis Elevator | 1 |