Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491729 | Dry-cleaning solvent composition | Shen Kung Liao | 2002-12-10 |
| 5426214 | Propylene glycol monomethyl ether butyrates and isomers, and the process for the preparation thereof | Tzong-Jeng Chu, Neng-Hui Chu, Huang Kuo-Chu | 1995-06-20 |