Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7011919 | Self-dispersing titanyl phthalocyanine pigment compositions and electrophotographic charge generation layers containing same | Louis J. Sorriero | 2006-03-14 |
| 7008742 | Heat-induced formation of co-crystalline composition containing titanyl phthalocyanine and titanyl fluorophthalocyanine | — | 2006-03-07 |
| 6949139 | Process for forming cocrystals containing chlorine-free titanyl phthalocyanines and low concentration of titanyl fluorophthalocyanine using organic milling aid | Louis J. Sorriero | 2005-09-27 |
| 6866977 | Photoconductive elements having a polymeric barrier layer | Louis J. Sorriero, Marie B. O'Regan, Wayne T. Ferrar, David S. Weiss, Jane Robin Cowdery | 2005-03-15 |
| 6605399 | Sleeved Photoconductive member and method of making | Arun Chowdry, Steven Cormier, Dennis J. Grabb, Diane M. Herrick, John W. May +3 more | 2003-08-12 |
| 6593046 | Photoconductive elements having a polymeric barrier layer | Louis J. Sorriero, Marie B. O'Regan, Wayne T. Ferrar, David S. Weiss, Jane Robin Cowdery | 2003-07-15 |
| 6541171 | Sleeved photoconductive member and method of making | Arun Chowdry, Steven Cormier, Dennis J. Grabb, Diane M. Herrick, John W. May +3 more | 2003-04-01 |
| 6517984 | Silsesquioxane compositions containing tertiary arylamines for hole transport | Wayne T. Ferrar, Jane Robinson Cowdery-Corvan, William T. Gruenbaum, Jeanne E. Kaeding, Louis J. Sorriero +1 more | 2003-02-11 |
| 6451956 | Polymer and photoconductive element having a polymeric barrier layer | Louis J. Sorriero, Marie B. O'Regan | 2002-09-17 |
| 6377772 | Double-sleeved electrostatographic roller and method of using | Arun Chowdry, Craig M. Cody, Steven Cormier, Dennis J. Grabb, Diane M. Herrick +5 more | 2002-04-23 |
| 6294301 | Polymer and photoconductive element having a polymeric barrier layer | Louis J. Sorriero, Marie B. O'Regan | 2001-09-25 |
| 6020097 | Single layer bipolar electrophotographic element | Susan A. Visser, Donald S. Rimai, Paul M. Borsenberger | 2000-02-01 |
| 5773181 | Non-uniformly substituted phthalocyanine compositions preparation methods, and electrophotographic elements | Jeanne E. Kaeding, William T. Gruenbaum | 1998-06-30 |
| 5766810 | Methods for preparing cocrystals of titanyl fluorophthalocyannes and unsubstituted titanyl phthalocyanine, electrophotographic elements, and titanyl phthalocyanine compositions | Jeanne E. Kaeding | 1998-06-16 |
| 5733695 | Electrophotographic elements with generating layers containing polyester ionomers | Louis J. Sorriero | 1998-03-31 |
| 5629418 | Preparation of titanyl fluorophthalocyanines | Jeanne E. Kaeding, William T. Gruenbaum | 1997-05-13 |
| 5614342 | Methods for preparing cocrystals of titanyl fluorophthalocyanines and unsubstituted titanyl phthalocyanine, electrophotographic elements, and titanyl phthalocyanine compositions | Jeanne E. Kaeding | 1997-03-25 |
| 5523189 | Electrophotographic recording elements and preparation method | — | 1996-06-04 |
| 5288691 | Stabilizers for dye-donor element used in thermal dye transfer | Noel R. Vanier, Csaba A. Kovacs, Paul D. Yacobucci | 1994-02-22 |
| 5240802 | Aggregate photoconductive element and method of making same | Paul M. Borsenberger, James Peters | 1993-08-31 |
| 5238764 | Electrophotographic elements containing a titanyl fluorophthalocyanine pigment | Robert J. Patti | 1993-08-24 |
| 5238766 | Coating compositions containing a titanyl fluorophthalocyanine pigment | Robert J. Patti | 1993-08-24 |
| 5232804 | Electrophotographic element and method of making same | — | 1993-08-03 |
| 5204198 | Photoelectrographic elements utilizing nonionic sulfonic acid photogenerators | Douglas E. Bugner, Jeanne E. Kaeding | 1993-04-20 |
| 5176977 | Nonpolymeric amorphous developer compositions and developing processes | Peter S. Alexandrovich | 1993-01-05 |