Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7597956 | Method of manufacture of a polymeric film with anti-blocking properties | Roland J. Koestner, Craig T. Mollon, Timothy Schunk | 2009-10-06 |
| 7288296 | Multilayer optical compensator, liquid crystal display, and process | James F. Elman, Daniel F. Hurley | 2007-10-30 |
| 7211304 | Multilayer optical compensator, liquid crystal display, and process | James F. Elman, Daniel F. Hurley | 2007-05-01 |
| 6858293 | Cellulose film with anti-blocking properties | Linda S. Flosenzier, Dennis E. Smith, Roland J. Koestner | 2005-02-22 |
| 6808780 | Low birefringence film | Thomas M. Laney, John E. Benson | 2004-10-26 |
| 6746732 | Triacetyl cellulose film with reduced water transmission property | Joseph L. Lippert | 2004-06-08 |
| 6730374 | Triacetyl cellulose film with reduced water transmission property | Joseph L. Lippert | 2004-05-04 |
| 6110654 | Uniformly mixed dry photographic processing composition | Franklin C. Brayer, Walter T. Gurney | 2000-08-29 |
| 6093523 | Uniformly mixed dry photographic developing composition containing antioxidant | Walter T. Gurney, Franklin C. Brayer | 2000-07-25 |
| 5972582 | Uniformly mixed dry photographic processing composition using hot melt binder | Walter T. Gurney, Franklin C. Brayer | 1999-10-26 |
| 5945265 | Uniformly mixed dry photographic developing composition containing antioxidant and method of preparation | Walter T. Gurney, Franklin C. Brayer | 1999-08-31 |
| 5922521 | Uniformly mixed dry photographic processing composition and method of preparation | Franklin C. Brayer, Walter T. Gurney | 1999-07-13 |
| 5900355 | Method of making uniformly mixed dry photographic processing composition using hot melt binder | Walter T. Gurney, Franklin C. Brayer | 1999-05-04 |
| 5747547 | Recovery of components from polyester resins | Andrius A. Naujokas | 1998-05-05 |
| 5672780 | Purification of ethylene glycol recovered from polyester resins | Andrius A. Naujokas | 1997-09-30 |
| 5654470 | Recovery of components from polyester resins | Andrius A. Naujokas | 1997-08-05 |
| 5578173 | Removal of dimethylterephthalate from a methanolysis vapor stream | Walter E. Toot, Jr., Brian L. Simpson, Bruce Roger DeBruin, Andrius A. Naujokas | 1996-11-26 |
| 5576456 | Recovery of components from polyester resins | Andrius A. Naujokas | 1996-11-19 |
| 5432203 | Process of recovering components from polyester resins | Bruce Roger DeBruin, Andrius A. Naujokas | 1995-07-11 |
| 5393916 | Inhibition of dioxane formation during recovery of glycols from polyester resins | Walter T. Gurney | 1995-02-28 |
| 5298530 | Process of recovering components from scrap polyester | Andrius A. Naujokas, Bruce Roger DeBruin | 1994-03-29 |