Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821635 | Rubber modified monovinylidene aromatic polymer blends with improved transparency | John L. Sugden | 2004-11-23 |
| 5364696 | Polystyrene foam sheet useful for forming deep drawn articles, a process to produce those articles, and the deep drawn articles | — | 1994-11-15 |
| 5362436 | Polystyrene foam sheet useful for forming deep drawn articles, a process to produce those articles, and the deep drawn articles | — | 1994-11-08 |
| 5219628 | Microwavable thermoplastic containers | Paul E. Hathaway | 1993-06-15 |