Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsuhiro Iwasaki | Nkk Co. | 2 |
| 2 | Yasushi Fujioka | Canon | 1 |
| 2 | Yasushi Usami | Mitsubishi Plastics | 1 |
| 2 | Naoto Okada | Canon | 1 |
| 2 | Hisataka Yasuda | Oriental Yeast Co. | 1 |
| 2 | Tsuyoshi Noishiki | Nippon Soda Co. | 1 |
| 2 | Ken Ohno | Diafoil Company, Limited | 1 |
| 2 | Shinya Fukuda | Toyota | 1 |
| 2 | Toshiyasu Hirokawa | Nippon Soda Co. | 1 |
| 2 | Ryuzo Sasaki | Kyoto University | 1 |