Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626998 | Protective overcoating for imaging members | Edward F. Grabowski, Anita P. Lynch | 1997-05-06 |
| 5356741 | Control of the acid/base environment in photoconductive elements | Kathleen M. Carmichael, Sharon E. Normandin, Donald P. Sullivan, Edward F. Grabowski | 1994-10-18 |
| 5164276 | Charge generation layers and charge transport, layers for electrophotographic imaging members, and processes for producing same | Charles Robinson, Anita P. Lynch, Susan Robinette, Kathleen M. Carmichael | 1992-11-17 |
| 5069993 | Photoreceptor layers containing polydimethylsiloxane copolymers | Susan Robinette, Joseph Mammino, Kathleen M. Carmichael, Anita P. Lynch, Robert C. U. Yu | 1991-12-03 |
| 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 |
| 4752550 | Toner compositions with inner salt charge enhancing additives | Angelo J. Barbetta, Doretta Agostine, Thomas R. Hoffend, Richard D. Manca | 1988-06-21 |
| 4725518 | Electrophotographic imaging system comprising charge transporting aromatic amine compound and protonic acid or Lewis acid | Kathleen M. Carmichael, Frederick D. Gonyea, Edward F. Grabowski, Anthony M. Horgan, Jay W. Johns +4 more | 1988-02-16 |
| 4665000 | Photoresponsive devices containing aromatic ether hole transport layers | Anthony M. Horgan | 1987-05-12 |
| 4557868 | Process for preparing a phthalocyanine | Geoffrey A. Page, Robert T. Cosgrove, John W. Spiewak | 1985-12-10 |
| 4508650 | Process for the preparation of high purity phthalocyanine pigments | Anthony M. Horgan, Kathleen M. Carmichael | 1985-04-02 |