Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshihiko Wada | Kureha Kagaku Kogyo | 10 |
| 2 | Hisaaki Ueba | Kureha Kagaku Kogyo | 8 |
| 3 | Akiyoshi Nakajima | Nippon Shokubai Co. | 6 |
| 3 | Yoshio Sunaga | Ulvac | 6 |
| #5 | Azuma Okubo | Kureha Kagaku Kogyo | 3 |
| #6 | Kenji Sakayanagi | Kabushiki Kaisha Toshiba | 2 |
| #6 | Kinzaburo Suzuki | Kureha Kagaku Kogyo | 2 |
| #8 | Katsunori Miura | Kureha Kagaku Kogyo | 1 |
| #8 | Toyomitsu Wakui | Hitachi | 1 |
| #8 | Shigeru Horinouchi | Subaru | 1 |
| #8 | Takishi Nakanoya | Kureha Kagaku Kogyo | 1 |
| #8 | Tadao Sagi | Kureha Kagaku Kogyo | 1 |
| #8 | Katuji Matuura | Daiichi Kasei Co. | 1 |
| #8 | Kazuo Yokoigawa | Zexel Gmbh | 1 |
| #8 | Kazuo Oohashi | — | 1 |
| #8 | Sadao Yonai | — | 1 |
| #8 | Tomihisa Tanimura | Tomy Kogyo Co. | 1 |
| #8 | Haruyuki Tanaka | — | 1 |