Showing 1–14 of 14 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hideki Yoshinaka | Sumitomo Electric Industries | 3 |
| 2 | Masaru Kawaguchi | Mitsui Chemicals | 2 |
| 2 | Goh Iwamoto | Denki Kagaku Kogyo | 2 |
| #4 | Tohru Umezaki | Denki Kagaku Kogyo | 1 |
| #4 | Mitsuo Koito | Mitsui Chemicals | 1 |
| #4 | Yasuhiro Seto | Fujifilm | 1 |
| #4 | Takayuki Inoue | Fujisawa Pharmaceutical Co. | 1 |
| #4 | Kiyoteru Nagahara | Mitsui Chemicals | 1 |
| #4 | Mitsuyoshi Iwasa | Denki Kagaku Kogyo | 1 |
| #4 | Hidetaka Tsukada | Mitsui Chemicals | 1 |
| #4 | Hisato Kamekawa | Mitsui Chemicals | 1 |
| #4 | Masato Saruwatari | Mitsui Chemicals | 1 |
| #4 | Tetsumi Ohtsuka | Denki Kagaku Kogyo | 1 |
| #4 | Satoshi Higuma | Denki Kagaku Kogyo | 1 |