Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keiichi Hasegawa | Toshiba Tec Kabushiki Kaisha | 46 |
| 2 | Hideo Hashimoto | Takeda Pharmaceutical Company Limited | 41 |
| 3 | Masatake Murakawa | Kubota | 28 |
| 3 | Yasuhiro Fukumoto | Screen Holdings Co. | 28 |
| #5 | Tomoaki Aoki | Hitachi Engineering Co. | 22 |
| #6 | Yoichi Enomoto | Panasonic | 11 |
| #7 | Hiroaki Iizuka | Yazaki | 7 |
| #8 | Masahiro Miyamori | Honda Elesys Co. | 5 |
| #8 | Ryuichi Nadaoka | Kubota | 5 |
| #8 | Shingo Nemoto | Mizuno | 5 |
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