Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527887 | Disazo acid dyestuffs for polyamide fibers applicable in neutral solution | Hsien-Chyang Tsien, Chen-Kung Chi | 1996-06-18 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527887 | Disazo acid dyestuffs for polyamide fibers applicable in neutral solution | Hsien-Chyang Tsien, Chen-Kung Chi | 1996-06-18 |