Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4260810 | Process for preparing diesters of dicarboxylic acids | Sumio Umemura, Kanenobu Matsui, Katsuro Masunaga, Takumi Kadota, Kozo Fujii +2 more | 1981-04-07 |
| 4234740 | Process for preparing diesters of dicarboxylic acids | Sumio Umemura, Kanenobu Matsui, Katsuro Masunaga, Takumi Kadota | 1980-11-18 |