Showing 1–22 of 22 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Isao Saito | Eisai | 6 |
| 2 | Tetsuo Shimizu | Daikin Industries | 2 |
| 2 | Hideo Haneda | Seiko Epson | 2 |
| 2 | Kazuhiko Kitamura | Seiko Epson | 2 |
| 2 | Tsukasa Eguchi | Seiko Epson | 2 |
| 2 | Satoru Miyamoto | Ricoh Company | 2 |
| #7 | Masanori Tanaka | Canon | 1 |
| #7 | Seiji Noguchi | Fuji Electric Co. | 1 |
| #7 | Kohichi Hashimoto | Sharp Kabushiki Kaisha | 1 |
| #7 | Tomohiro Nishimura | Kobe Steel | 1 |
| #7 | Masami Ishihara | Wako Pure Chemical Industries | 1 |
| #7 | Denichi Momose | Kissei Pharmaceutical Co. | 1 |
| #7 | Yukio Kamijo | Kissei Pharmaceutical Co. | 1 |
| #7 | Kenji Akahane | Kissei Pharmaceutical Co. | 1 |
| #7 | Kinji Iizuka | Kissei Pharmaceutical Co. | 1 |
| #7 | Yumiko Takeda | Seiko Epson | 1 |
| #7 | Shoichi Horiuchi | Hitachi | 1 |
| #7 | Yoshiaki Kinoshita | Seiko Epson | 1 |
| #7 | Yutaka Yasuda | Seiko Epson | 1 |
| #7 | Osamu Murayama | Seiko Epson | 1 |
| #7 | Kazumasa Harada | Seiko Epson | 1 |
| #7 | Kazuyoshi Ohashi | Seiko Epson | 1 |