Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8268521 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Katsumi Nukada, Hirofumi Nakamura, Mitsuhide Nakamura, Koji Bando, Kenny-Tuan Dinh +2 more | 2012-09-18 |
| 8164089 | Electronic device | Yiliang Wu, Nan-Xing Hu, Ping Liu, Hadi K. Mahabadi, Paul F. Smith | 2012-04-24 |
| 8080318 | Self-healing fuser and fixing members | Kathy L. De Jong, Nan-Xing Hu, Barkev Keoshkerian | 2011-12-20 |
| 8003288 | Self-healing photoreceptor | Kathy L. De Jong, Nan-Xing Hu | 2011-08-23 |
| 7935465 | Self lubricating photoreceptor | Kathy L. De Jong, Nan-Xing Hu | 2011-05-03 |
| 6194110 | Imaging members | Cheng-Kuo Hsiao, Ah-Mee Hor, H. Bruce Goodbrand | 2001-02-27 |
| 6165661 | Perylene compositions | Cheng-Kuo Hsiao, Ah-Mee Hor, James M. Duff, C. Geoffrey Allen | 2000-12-26 |
| 6051351 | Perylenes | Cheng-Kuo Hsiao, Ah-Mee Hor, James M. Duff, C. Geoffrey Allen | 2000-04-18 |
| 5521043 | Hydroxygallium phthalocyanine pigments with block copolymer binders | Nancy A. Listigovers, Charles G. Allen, Trevor I. Martin, Gordon K. Hamer, Cheng-Kuo Hsiao | 1996-05-28 |
| 5330867 | Photogenerating titanyl phthalocyanine and processes thereof | Cheng-Kuo Hsiao, Ah-Mee Hor, James D. Mayo, Gregory J. Kovacs, Terry L. Bluhm +2 more | 1994-07-19 |
| 5283144 | Purified photogenerating pigments | Anthony T. Ward, George Liebermann, Ah-Mee Hor, Donald J. Teney | 1994-02-01 |
| 5155200 | Polyarylamine polymers | William W. Limburg, Dale S. Renfer, John F. Yanus, Jean M. J. Frechet, Sylvie Gauthier +3 more | 1992-10-13 |
| 5100752 | Processes for the preparation of phthalocyanines for electrophotography | Cheng-Kuo Hsaio, Ah-Mee Hor, Terry L. Bluhm, James F. Duff, George Liebermann +1 more | 1992-03-31 |
| 5039584 | Charge transport layers containing purified polycarbonates | Peter G. Odell, Lupu Alexandru | 1991-08-13 |
| 5034296 | Photoconductive imaging members with fluorene polyester hole transporting layers | Beng S. Ong, Lupu Alexandru | 1991-07-23 |
| 5030532 | Electrophotographic imaging member utilizing polyarylamine polymers | William W. Limburg, Dale S. Renfer, John F. Yanus, Jean M. J. Frechet, Sylvie Gauthier +3 more | 1991-07-09 |
| 5011906 | Photoconductive imaging members with N,N-bis(biarylyl)aniline charge transport polymers | Beng S. Ong, Barkev Keoshkerian | 1991-04-30 |
| 4959288 | Photoconductive imaging members with diaryl biarylylamine copolymer charge transport layers | Beng S. Ong, Barkev Keoshkerian, Dasarao K. Murti | 1990-09-25 |
| 4952472 | Indigoid photoconductor imaging members | Ah-Mee Hor, Rafik O. Loutfy | 1990-08-28 |
| 4952471 | Quinacridone photoconductor imaging members | Ah-Mee Hor, Rafik O. Loutfy | 1990-08-28 |
| 4946754 | Photoconductive imaging members with diaryl biarylylamine charge transporting components | Beng S. Ong, Barkev Keoshkerian | 1990-08-07 |
| 4937165 | Photoconductive imaging members with N,N-bis(biarylyl)aniline charge transport polymers | Beng S. Ong, Barkev Keoshkerian | 1990-06-26 |
| 4925760 | Pyranthrone photoconductor imaging members | Ah-Mee Hor, Rafik O. Loutfy, Zoran D. Popovic | 1990-05-15 |
| 4921940 | Process for the purification of Ti containing polycarbonate with solvent, complexing agent and water | Peter G. Odell, Lupu Alexandru | 1990-05-01 |
| 4869988 | Photoconductive imaging members with N,N-bis(biarylyl)aniline, or tris(biarylyl)amine charge transporting components | Beng S. Ong | 1989-09-26 |