Issued Patents All Time
Showing 201–225 of 235 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135832 | Colored toner compositions | Guerino G. Sacripante, Michael J. Levy, Richard B. Lewis | 1992-08-04 |
| 5114819 | Magnetic encapsulated toner compositions | Guerino G. Sacripante, Grazyna E. Kmiecik-Lawrynowicz, T. Brian McAneney | 1992-05-19 |
| 5104763 | Encapsulated toner compositions | Barkev Keoshkerian, Kayong Koch, Fernando P. Yulo | 1992-04-14 |
| 5082757 | Encapsulated toner compositions | Barkev Keoshkerian | 1992-01-21 |
| 5080986 | Magnetic image character recognition processes with encapsulated toners | Grazyna E. Kmiecik-Lawrynowicz | 1992-01-14 |
| 5077167 | Encapsulated toner compositions | Barkev Keoshkerian | 1991-12-31 |
| 5045422 | Encapsulated toner compositions | Grazyna E. Kmiecik-Lawrynowicz, Fernando P. Yulo | 1991-09-03 |
| 5045428 | Encapsulated toner compositions and processes thereof | Guerino G. Sacripante, Barkev Keoshkerian | 1991-09-03 |
| 5043240 | Encapsulated toner compositions | Guerino G. Sacripante | 1991-08-27 |
| 5034296 | Photoconductive imaging members with fluorene polyester hole transporting layers | Giuseppa Baranyi, Lupu Alexandru | 1991-07-23 |
| 5023159 | Encapsulated electrophotographic toner compositions | Grazyna E. Kmiecik-Lawrynowicz | 1991-06-11 |
| 5017645 | Photoresponsive imaging members with protective copolyurethane overcoatings | Dasarao K. Murti, John R. C. Fuller | 1991-05-21 |
| 5013630 | Encapsulated toner compositions | Grazyna E. Kmiecik-Lawrynowicz, Fernando P. Yulo, Kayong Koch | 1991-05-07 |
| 5011906 | Photoconductive imaging members with N,N-bis(biarylyl)aniline charge transport polymers | Barkev Keoshkerian, Giuseppa Baranyi | 1991-04-30 |
| 5011939 | Hydroxy functionalized arylamine compounds | William W. Limburg, John F. Yanus, Dale S. Renfer, Richard L. Schank | 1991-04-30 |
| 4983482 | Photoconductive imaging members with polyurethane hole transporting layers | Dasarao K. Murti, Lupu Alexandru | 1991-01-08 |
| 4959288 | Photoconductive imaging members with diaryl biarylylamine copolymer charge transport layers | Barkev Keoshkerian, Giuseppa Baranyi, Dasarao K. Murti | 1990-09-25 |
| 4946754 | Photoconductive imaging members with diaryl biarylylamine charge transporting components | Barkev Keoshkerian, Giuseppa Baranyi | 1990-08-07 |
| 4937165 | Photoconductive imaging members with N,N-bis(biarylyl)aniline charge transport polymers | Barkev Keoshkerian, Giuseppa Baranyi | 1990-06-26 |
| 4921769 | Photoresponsive imaging members with polyurethane blocking layers | Huoy-Jen Yuh, John W. Spiewak, Constance J. Thornton | 1990-05-01 |
| 4871634 | Electrophotographic elements using hydroxy functionalized arylamine compounds | William W. Limburg, John F. Yanus, Dale S. Renfer, Richard L. Schank | 1989-10-03 |
| 4869988 | Photoconductive imaging members with N,N-bis(biarylyl)aniline, or tris(biarylyl)amine charge transporting components | Giuseppa Baranyi | 1989-09-26 |
| 4853308 | Photoresponsive imaging members with fluorene hole transporting layers | John R. C. Fuller, Dasarao K. Murti | 1989-08-01 |
| 4845263 | Layered photoresponsive imaging members with sulfur incorporated dicyanomethylenefluorene carboxylate compositions of matter | Dasarao K. Murti | 1989-07-04 |
| 4835081 | Photoresponsive imaging members with electron transport overcoatings | Barkev Keoshkerian, Dasarao K. Murti | 1989-05-30 |