Issued Patents All Time
Showing 101–123 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5576130 | Photoreceptor which resists charge deficient spots | Robert C. U. Yu, Satchidanand Mishra, Edward F. Grabowski, Anthony M. Horgan, William W. Limburg +4 more | 1996-11-19 |
| 5571647 | Electrophotographic imaging member with improved charge generation layer | Satchidanand Mishra, Robert C. U. Yu, Edward F. Grabowski, Anthony M. Horgan, William W. Limburg +5 more | 1996-11-05 |
| 5571648 | Charge generation layer in an electrophotographic imaging member | Satchidanand Mishra, Robert C. U. Yu, Donald P. Sullivan, Edward F. Grabowski, Anthony M. Horgan +4 more | 1996-11-05 |
| 5571649 | Electrophotographic imaging member with improved underlayer | Satchidanand Mishra, Robert C. U. Yu, Edward F. Grabowski, Anthony M. Horgan, William W. Limburg +5 more | 1996-11-05 |
| 5492785 | Multilayered photoreceptor | Sharon E. Normandin, Donald P. Sullivan, Alfred H. Willnow, Karl V. Thomsen, John A. Bergfjord, Sr. | 1996-02-20 |
| H1474 | Titanyl phthalocyanine imaging member and processes | Trevor I. Martin, Sharon E. Normandin, Donald P. Sullivan | 1995-08-01 |
| 5422213 | Multilayer electrophotographic imaging member having cross-linked adhesive layer | Robert C. U. Yu, Donald P. Sullivan, Neil S. Patterson | 1995-06-06 |
| 5401615 | Overcoating for multilayered organic photoreceptors containing a stabilizer and charge transport molecules | Damodar M. Pai, Paul J. DeFeo, Dale S. Renfer | 1995-03-28 |
| 5391447 | Layered photoreceptor structures with overcoatings containing a triphenyl methane | Damodar M. Pai, Paul J. DeFeo | 1995-02-21 |
| 5385796 | Electrophotographic imaging member having unmodified hydroxy methacrylate polymer charge blocking layer | John W. Spiewak, Huoy-Jen Yuh, Constance J. Thornton, Dennis A. Abramsohn, Deborah J. Nichol-Landry +4 more | 1995-01-31 |
| 5384222 | Imaging member processes | Sharon E. Normandin, Donald P. Sullivan, Nancy A. Listigovers, Trevor I. Martin, Gordon K. Hamer | 1995-01-24 |
| 5384223 | Photoconductive imaging members with polymer binders | Nancy A. Listigovers, Trevor I. Martin, Sharon E. Normandin, Gordon K. Hamer, Donald P. Sullivan | 1995-01-24 |
| 5356741 | Control of the acid/base environment in photoconductive elements | Sharon E. Normandin, Donald P. Sullivan, Edward F. Grabowski, Emery G. Tokoli | 1994-10-18 |
| 5350844 | Processes for the preparation of titanyl phthalocyanines | Trevor I. Martin, James D. Mayo, Nancy A. Listigovers, Cheng-Kuo Hsiao, Terry L. Bluhm +1 more | 1994-09-27 |
| 5238763 | Electrophotographic imaging member with polyester adhesive layer and polycarbonate adhesive layer combination | Donald P. Sullivan, Sharon E. Normandin | 1993-08-24 |
| 5164276 | Charge generation layers and charge transport, layers for electrophotographic imaging members, and processes for producing same | Charles Robinson, Anita P. Lynch, Emery G. Tokoli, Susan Robinette | 1992-11-17 |
| 5069993 | Photoreceptor layers containing polydimethylsiloxane copolymers | Susan Robinette, Joseph Mammino, Emery G. Tokoli, Anita P. Lynch, Robert C. U. Yu | 1991-12-03 |
| 5066557 | Styrene butadiene copolymers as binders in mixed pigment generating layer | Susan Robinette, Anita P. Lynch, Thomas R. Hoffend, Edward F. Grabowski | 1991-11-19 |
| 4882254 | Photoconductive imaging members with mixtures of photogenerator pigment compositions | Rafik O. Loutfy, Ah-Mee Hor, George Liebermann, Alan John Toth, Cheng-Kuo Hsiao +1 more | 1989-11-21 |
| 4725518 | Electrophotographic imaging system comprising charge transporting aromatic amine compound and protonic acid or Lewis acid | Frederick D. Gonyea, Edward F. Grabowski, Anthony M. Horgan, Jay W. Johns, Robert N. Jones +4 more | 1988-02-16 |
| 4576634 | Process for the preparation of chalcogenide alloys | Santokh S. Badesha, Damodar M. Pai, Ihor W. Tarnawskyj | 1986-03-18 |
| 4508650 | Process for the preparation of high purity phthalocyanine pigments | Emery G. Tokoli, Anthony M. Horgan | 1985-04-02 |
| 4471041 | Photoconductive devices containing novel squaraine compositions | Giuseppa Baranyi, Richard A. Burt, Cheng-Kuo Hsiao, Peter M. Kazmaier, Anthony M. Horgan | 1984-09-11 |