Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342717 | Charging component for electrophotographic process containing a protective layer of conductive carbon black particles in polyether-ester-amide block copolymer | Der-Tarng Su, Wen-Jer Chen, Ming Wu | 1994-08-30 |
| 5298594 | Preparation of nylon 6 with alkali metal hypophosphite catalyst and organic phosphite catalyst | Wu-Bin Yuo, Gwo-Yang Chang, Mao-Song Lee | 1994-03-29 |
| 5298597 | Aqueous preparation of polyamide with catalyst mixture | Wu-Bin Yuo, Ching-Pei Chen, Mao-Song Lee | 1994-03-29 |
| 5298598 | Preparation of polyamide with mixture of phosphorus catalysts | Wu-Bin Yuo, Der-Tarng Su, Mao-Song Lee | 1994-03-29 |
| 5290747 | Nylon 6 catalyst system | Wu-Bin Yuo, Mao-Song Lee | 1994-03-01 |