Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199953 | Process for reducing discoloration of cellulosic fibers, treated at a high temperature with a solution of a polycarboxylic acid and boric acid or borate | Kwok W. Fung, Kam Hoi Wong | 1993-04-06 |
| 5157152 | Process for the oxidation of a tetrahydrophthalic acid | Kwok W. Fung, Kam Hoi Wong | 1992-10-20 |
| 5047582 | Process for the oxidation of a tetrahydrophthalic acid | Kwok W. Fung | 1991-09-10 |