Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787073 | Waste polymer processing device and method | Robert J. Welch | 2004-09-07 |
| 5756020 | Method for producing solution dyed articles from thermoplastic polymers | John Stephen Locke, Paul S. Pearlman, Caroline Tjhen Shibata | 1998-05-26 |