Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Shunsuke Yamanaka | Zeon | 2 |
| 2 | Shiro Tsubokura | Nippon Soda Co. | 1 |
| 2 | Takeo Shimaji | — | 1 |
| 2 | Norio Konya | — | 1 |
| 2 | Yuka Aomori | Nippon Soda Co. | 1 |
| 2 | Satoshi KAKO | Nippon Soda Co. | 1 |
| 2 | Tadahiro Kondo | Aida Engineering | 1 |
| 2 | Masaru Ando | Kabushiki Kaisha Toshiba | 1 |
| 2 | Hiromi HASHIBA | Chuetsu Pulp & Paper Co. | 1 |