Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345089 | Recovery of aromatic carboxylic acid or ester thereof from residue fraction of oxidation or esterification reaction mixture | Kenji Nagura, Shinichi Takeda, Takao Fujii, Michio Yamamoto, Seiichi Yokoyama | 1982-08-17 |