Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7468335 | High-strength meltblown polyester webs | Arvind Karandikar | 2008-12-23 |
| 6020432 | High density polyester composition | Mengshi Lu | 2000-02-01 |
| 4868329 | Accelerated preparation of carboxylic acid esters | Thomas M. Powanda, George L. Collins | 1989-09-19 |
| 4859792 | Accelerated preparation of esters | Thomas M. Powanda, George L. Collins | 1989-08-22 |