Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8449096 | Five member ring stabilizers for quinacridone-type pigments in solid ink | M. Maria Birau, C. Geoffrey Allen, Marcel P. Breton, Caroline M. Turek, James D. Mayo +2 more | 2013-05-28 |
| 8367751 | Tri-component resins for pigmented ink | Maria Birau, C. Geoffrey Allen, Peter G. Odell | 2013-02-05 |
| 8252494 | Fluorescent toner compositions and fluorescent pigments | Daryl W. Vanbesien, Maria Birau, C. Geoffrey Allen, Peter G. Odell | 2012-08-28 |
| 8123848 | Fluorescent ink compositions and fluorescent particles | Maria Birau, C. Geoffrey Allen, Peter G. Odell | 2012-02-28 |
| 7973186 | Low molecular weight pigment dispersants for phase change ink | Adela Goredema, Mihaela Maria Birau, C. Geoffrey Allen, Caroline M. Turek, Maxine E. Haberl +1 more | 2011-07-05 |
| 7541060 | Bichromal balls | San-Ming Yang, Thomas E. Enright, Aurelian Valeriu Magdalinis, Ahmed Alzamly, Man-Chung Tam +3 more | 2009-06-02 |
| 6476219 | Methods for preparing phthalocyanine compositions | James M. Duff, James D. Mayo, Roger E. Gaynor, Jeffrey H. Banning, Michael B. Meinhardt +5 more | 2002-11-05 |
| 6384108 | Waterfast ink jet inks containing an emulsifiable polymer resin | Marcel P. Breton, Guerino G. Sacripante, Harvey Bruce Goodbrand, Susanne Birkel | 2002-05-07 |
| 6074791 | Photoconductive imaging members | Dasarao K. Murti, Paul F. Smith, Gwynne E. McAneney, Ah-Mee Hor, Sandra J. Gardner +1 more | 2000-06-13 |
| 5759729 | Photochromic electrostatic toner compositions | Trevor I. Martin, Eric Gerard Johnson, John F. Oliver | 1998-06-02 |
| 5720802 | Process for preparing an ink composition | Raymond W. Wong | 1998-02-24 |
| 5633109 | Ink compositions with liposomes containing photochromic compounds | Marcel P. Breton, MaryAnna Isabella, Eric Gerard Johnson, Trevor I. Martin, John F. Oliver | 1997-05-27 |
| 5593486 | Photochromic hot melt ink compositions | John F. Oliver, Trevor I. Martin, Eric Gerard Johnson, Stephan V. Drappel | 1997-01-14 |
| 5576129 | Migration imaging members | Edward G. Zwartz, Man-Chung Tam, Philip H. Soden, Arthur Y. Jones, Arnold L. Pundsack +6 more | 1996-11-19 |
| 5551973 | Photochromic microemulsion ink compositions | John F. Oliver, Trevor I. Martin, Eric Gerard Johnson, Marcel P. Breton | 1996-09-03 |
| 5493016 | Processes for the preparation of alkoxy-bridged metallophthalocyanine dimers | Richard A. Burt, George Liebermann, Gordon K. Hamer, Sandra J. Gardner, Katsumi Daimon +1 more | 1996-02-20 |
| 5466796 | Alkoxy-bridged metallophthalocyanine dimers | Richard A. Burt, George Liebermann, Gordon K. Hamer, Sandra J. Gardner, Katsumi Daimon +1 more | 1995-11-14 |
| 5215838 | Infrared or red light sensitive migration imaging member | Man-Chung Tam, Judith P. Meester, Hany M. Aboushaka, Rafik O. Loutfy, Gregory J. Kovacs | 1993-06-01 |
| 5108861 | Evaporated cuprous iodide films as transparent conductive coatings for imaging members | Gregory J. Kovacs | 1992-04-28 |
| 5011059 | Device for holding rolls of wrapping material | Harold L. Jennings | 1991-04-30 |
| 4853307 | Imaging member containing a copolymer of styrene and ethyl acrylate | Man-Chung Tam, Steven Bloembergen, Gregory J. Kovacs, Rafik O. Loutfy, Sandra J. Gardner +1 more | 1989-08-01 |