Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534623 | Process for the preparation of crystalline polycarbonate oligomers | — | 2003-03-18 |
| 5990265 | Production of poly(trimethylene terephthalate) | Elwood Neal Blanchard, Kenneth Wayne Leffew, Jan M. Stouffer | 1999-11-23 |
| 5160353 | Gas separation membrane with ultrathin layer | — | 1992-11-03 |