Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542168 | Denture fixative composition with partially neutralized and crosslinked polyacrylic acid | Tiang-Shing Chang, Arthur Viningauz | 1985-09-17 |
| 4521551 | Denture fixative composition containing partially neutralized copolymers of maleic acid or anhydride and alkyl vinyl ethers which are optionally partially crosslinked | Tiang-Shing Chang | 1985-06-04 |
| 4470814 | Method of adhering dentures | Tiang-Shing Chang, Arthur Viningauz | 1984-09-11 |
| 4373036 | Denture fixative composition | Tiang-Shing Chang, Arthur Viningauz, Marcy L. Scheps | 1983-02-08 |
| 4310516 | Cosmetic and pharmaceutical vehicle thickened with solid emulsifier | Tiang-Shing Chang | 1982-01-12 |