Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshio Oshima | Hitachi Maxell | 3 |
| 2 | Ryuji Tsuzuki | Yamanouchi Pharmaceutical Co. | 2 |
| 2 | Akihiko Kasahara | Nippon Kinzoku Co. | 2 |
| 2 | Tomonari Ohtsuki | Daiichi Denshi Kogyo Kabushiki Kaisha | 2 |
| #5 | Yasuhiko Shiomi | Canon | 1 |
| #5 | Takao Nishikawa | Seiko Epson | 1 |
| #5 | Yoneji Wada | Takano Co. | 1 |
| #5 | Katsuyuki Igarashi | Amada Co. | 1 |
| #5 | Touru Sakaguchi | Ricoh Company | 1 |
| #5 | Kiyohiro Ichinose | Honda Motor Co. | 1 |
| #5 | Toshiaki Oonishi | Kyodo Oxygen Co. | 1 |
| #5 | Motoyasu Ohno | Panasonic | 1 |
| #5 | Takeyuki Yatsu | Yamanouchi Pharmaceutical Co. | 1 |