Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masaki Sakuyama | Mitsubishi Electric | 3 |
| 1 | Toshio Atsumi | Sumitomo Chemical | 3 |
| 3 | Keizou Ishii | Nippon Paint Holdings Co. | 2 |
| 3 | Toshio Nishioka | Sumitomo Chemical | 2 |
| #5 | Atsuki Okamoto | Sumitomo Metal Industries | 1 |
| #5 | Saori Nakatsuka | Kanegafuchi Kagaku Kogyo | 1 |
| #5 | Iwao Yamasaki | Toshiba | 1 |
| #5 | Masayasu Utsunomiya | Asahi Chemical Company, Limited | 1 |
| #5 | Takayoshi Morimoto | Sumitomo Electric Industries | 1 |
| #5 | Takehiko Tsuyuri | Sumitomo Rubber Industries | 1 |
| #5 | Yoshiro Masui | Sumitomo Metal Industries | 1 |
| #5 | Shoji Murota | Nippon Steel | 1 |
| #5 | Keizo Ishii | Nippon Paint Holdings Co. | 1 |
| #5 | Shozo Miura | Shikoku Chemicals | 1 |
| #5 | Osamu Kirino | Sumitomo Chemical | 1 |
| #5 | Koichi Hosoya | Mitsumi Electric Co. | 1 |
| #5 | Itsuo Okumoto | Ono Pharmaceutical Co. | 1 |