Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5426214 | Propylene glycol monomethyl ether butyrates and isomers, and the process for the preparation thereof | Neng-Hui Chu, Huang Kuo-Chu, Chin Yen Lee | 1995-06-20 |
| 5321152 | Propylene glycol monomethyl ether propionate compounds and the process for the preparation thereof | Neng-Hui Chu, Peng-Fei Lee | 1994-06-14 |
| 5239111 | Propylene glycol monomethyl ether propionate compound and the process for the preparation thereof | Neng-Hui Chu, Peng-Fei Lee | 1993-08-24 |