Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4193908 | Method of reducing the viscosity of polyester-alumina _trihydrate dispersions by slight dehydration of trihydrate | Hsiun P. Hsieh | 1980-03-18 |
| 4183843 | Phosphate ester coating on inorganic fillers for polyester resins | H. Philip Hsieh | 1980-01-15 |