Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5391652 | High molecular weight epoxy ester resin composition, process therefor and coating composition | David Shau Chew Wang, Pong S. Sheih, Charles M. Vetters | 1995-02-21 |
| 5151485 | Advanced epoxy compositions, curable compositions and cured products | Duane S. Treybig, David Shau Chew Wang, Pong S. Sheih | 1992-09-29 |
| 5095050 | Advanced epoxy compositions, curable compositions and cured products | Duane S. Treybig, David Shau Chew Wang, Pong S. Sheih | 1992-03-10 |
| 4933420 | Epoxy resins containing phosphonium catalysts | Ha Q. Pham | 1990-06-12 |
| 4808692 | Preparation of advanced epoxy resins from epoxy resins and dihydric phenols in the presence of phosphonium compounds | Ha Q. Pham | 1989-02-28 |