Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398037 | Process for producing aromatic carboxylic acids and methyl esters thereof | Masao Nonobe, Kenji Ishida, Yorihiko Omoto, Tatsuro Anno | 1983-08-09 |
| 4345089 | Recovery of aromatic carboxylic acid or ester thereof from residue fraction of oxidation or esterification reaction mixture | Kenji Nagura, Koshi Namie, Takao Fujii, Michio Yamamoto, Seiichi Yokoyama | 1982-08-17 |