Showing 1–14 of 14 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tsutomu Otsuka | Fujifilm Business Innovation | 7 |
| 2 | Shinichi Sakamoto | Fujikura | 4 |
| 2 | Mitsugu Kawarai | Sumida | 4 |
| #4 | Hiroshi Kawasaki | Dai Nippon Printing Co. | 2 |
| #4 | Motomi Takahashi | Sumida | 2 |
| #4 | Kazuyuki Kikuchi | Sumida | 2 |
| #4 | Tomohiro KAJIYAMA | Sumida | 2 |
| #4 | Yoshiharu YOSHII | Sumida | 2 |
| #9 | Asami Murakami | Sumida | 1 |
| #9 | Juichi Oki | Sumida | 1 |
| #9 | Takashi Masudo | Rohm And Haas | 1 |
| #9 | Juichi Ooki | Sumida | 1 |
| #9 | Toshimasa Monma | Sumida | 1 |
| #9 | Masashi Sahashi | Kabushiki Kaisha Toshiba | 1 |