Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5789518 | Method for aqueous polyurethane blocking reaction | Shin-Chuan Yao, Jongfu Wu, Kun-Lin Cheng, Wen-Tung Chen | 1998-08-04 |
| 5194552 | Soluble, solid or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene-(p-ethoxy-(3*p+3)-ol), methods of making the same and uses therefore | John J. Meister, Amit Lathia | 1993-03-16 |
| 5116904 | Soluble, solid, or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene- (p-ethoxy-(3*p+3)-0l), methods of making the same and uses therefore | John J. Meister, Amit Lathia | 1992-05-26 |