Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5985997 | In situ process for making a bimodal HIPS having both high gloss and high impact strength | Michael J. Hanner | 1999-11-16 | $222,325,000 |
| 5633318 | Sytrenic polymer resins achieving improved gloss and impact resistance | — | 1997-05-27 | $196,541,000 |