Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639801 | Processing of anhydride-containing thermoplastic resins | William J. Cleland | 1997-06-17 |
| 5442041 | Removal of volatile substances from thermoplastic resins | Leon L. Otte, William J. Cleland | 1995-08-15 |
| 5212239 | Resin blends containing crystalline propylene polymers and styrenic copolymers | — | 1993-05-18 |
| H1128 | Heat resistant thermoplastic copolymers | — | 1993-01-05 |
| 5034449 | Moldable polyblends of polyolefins and styrenic resins | — | 1991-07-23 |
| 4968747 | Compatibilized blends of crystalline propylene polymers and styrenic copolymers | — | 1990-11-06 |