Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641920 | Ultraviolet protected multi-layer structures of copolyester/polycarbonate blends | Roy Lee Conn, John Edward Christopher Willham | 2003-11-04 |
| 6569957 | Blends of polycarbonate and polyester and sheets and films formed therefrom | John Thompson, Roy Lee Conn | 2003-05-27 |