Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8231937 | Compartmentalized chips with similar polymers of different viscosities for improved processability | Delane Nagel Richardson, Edwin A. Sisson, Gianluca Ferrari, Dan Gastaldo | 2012-07-31 |
| 7981510 | Compartmentalized chips with polymers of different viscosities for improved processability | Delane Nagel Richardson, Edwin A. Sisson, Gianluca Ferrari, Dan Gastaldo | 2011-07-19 |
| 6660792 | Process for fast heat-up polyesters | George A. Deisz, Kevin L. Rollick, William C. T. Tung | 2003-12-09 |
| 6113997 | Process to prepare a polyester resin | Deborah Tung, Millicent Louise Martin-Shultz, Ben Duh, Charles L. Kern | 2000-09-05 |
| 5102603 | Process for manufacturing polyethylene terephthalate industrial yarn | Richard M. Oblath, John E. Hrivnak, Donald L. Brown | 1992-04-07 |
| 4654399 | Composition and process for making an amber colored polyester | Douglas D. Callander | 1987-03-31 |
| 4391971 | Color improvement and acetaldehyde reduction in high molecular weight polyesters | Douglas D. Callander | 1983-07-05 |