Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620762 | Textile fiber-working units and compositions for their fiber-working surface layer | Kenneth K. Ko | 1997-04-15 |
| 4995910 | Non-stick coating composition and method for thermoplastic materials | Ronald S. Lenox, William J. Stewart | 1991-02-26 |
| 4830884 | Non-stick coating composition and method for thermoplastic materials | Ronald S. Lenox, William J. Stewart | 1989-05-16 |