Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352941 | Process for purification of phenylhydrazine | Yuji Ueda, Hiroshige Tomita | 1982-10-05 |
| 4349513 | Process for recovering uranium and/or thorium from a liquid containing uranium and/or thorium | Shoji Ishiwata, Yasuo Kuroda, Shoichi Tanaka, Tsuneo Watanabe | 1982-09-14 |
| 4338286 | Process for recovering uranium and/or thorium from a liquid containing uranium and/or thorium | Eiichiro Nakai, Hiroshi Kojima, Shoichi Tanaka, Toshiyuki Kai | 1982-07-06 |
| 4337370 | Process for the preparation of resorcinol derivatives | Yukihisa Takisawa | 1982-06-29 |