Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jumpei Kanto | Dai Nippon Insatsu | 2 |
| 1 | Tsutoo Yamada | Dai Nippon Insatsu | 2 |
| 1 | Nobuhisa Nishitani | Dai Nippon Insatsu | 2 |
| 1 | Kenichiro Suto | Dai Nippon Printing Co. | 2 |
| #5 | Shigeo Suga | Suga Test Instruments Co. | 1 |
| #5 | Kyoichi Omata | Eastman Kodak | 1 |
| #5 | Yoshiaki Yamanoi | — | 1 |
| #5 | Motomu Takatsu | Fujitsu Limited | 1 |
| #5 | Yasuyuki Kunihiro | Mochida Pharmaceutical Co. | 1 |
| #5 | Etsuji Natori | Suga Test Instruments Co. | 1 |
| #5 | Akio Tsubota | — | 1 |
| #5 | Hironobu Hanaki | Dai Nippon Insatsu | 1 |
| #5 | Tohru Ishii | Nippon Shokubai Co. | 1 |
| #5 | Hisato Imai | — | 1 |
| #5 | Yoshihiro Kuroyama | Nippon Paper Industries Co. | 1 |
| #5 | Kengo Kitsuki | Dai Nippon Insatsu | 1 |
| #5 | Hidetake Takahara | Dai Nippon Printing Co. | 1 |