Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5200457 | Water repellant for wood | Darrel D. Nicholas | 1993-04-06 |
| 4432797 | Water based thickened stain | Robert S. Wang | 1984-02-21 |
| 4285997 | Wood stabilizing/treating compositions and method | Dodwell P. De Silva | 1981-08-25 |
| 4276329 | Wood treatment process and product thereof | Dodwell P. deSilva | 1981-06-30 |
| 4240940 | Water clean up aerosol paint | Robert S. Wang | 1980-12-23 |
| 4235989 | Production of thermosetting phenol-formaldehyde resins | Sim Y. Leong, Pitchaiya Chandramouli | 1980-11-25 |
| 4225477 | Control of recoating time for water dilutable alkyd surface coating compositions | Robert S. Wang | 1980-09-30 |
| 4219634 | Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins | — | 1980-08-26 |
| 4184032 | Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins | — | 1980-01-15 |