Issued Patents All Time
Showing 51–75 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368967 | Layered photoreceptor with overcoat containing hydrogen bonded materials | Richard L. Schank, Damodar M. Pai, John F. Yanus, Dale S. Renfer, Paul J. DeFeo | 1994-11-29 |
| 5356743 | Electrophotographic imaging members containing polyarylamine polyesters | John F. Yanus, Dale S. Renfer | 1994-10-18 |
| 5336577 | Single layer photoreceptor | John W. Spiewak, John F. Yanus, Damodar M. Pai, Joseph Mammino, Dennis A. Abramsohn +7 more | 1994-08-09 |
| 5316880 | Photoreceptor containing similar charge transporting small molecule and charge transporting polymer | Damodar M. Pai, John F. Yanus, Dale S. Renfer | 1994-05-31 |
| 5308725 | Flexible belt supported by flexible substrate carrier sleeve | Robert C. U. Yu, Geoffrey M. T. Foley, William G. Herbert, Satchidanand Mishra, Richard L. Post +1 more | 1994-05-03 |
| 5283143 | Electrophotographic imaging member containing arylamine terpolymers with CF.sub.3 substituted moieties | John F. Yanus, Dale S. Renfer, Damodar M. Pai | 1994-02-01 |
| 5262512 | Polyarylamine polyesters | John F. Yanus, Dale S. Renfer | 1993-11-16 |
| 5202408 | Arylamine containing terpolymers with CF3 substituted moieties | John F. Yanus, Dale S. Renfer, Damodar M. Pai | 1993-04-13 |
| 5155200 | Polyarylamine polymers | Dale S. Renfer, John F. Yanus, Jean M. J. Frechet, Sylvie Gauthier, Dasarao K. Murti +3 more | 1992-10-13 |
| 5079121 | Seamless polymeric belts for electrophotography and processes for the preparation thereof | John S. Facci, Huoy-Jen Yuh, Santokh S. Badesha | 1992-01-07 |
| 5063128 | Conductive and blocking layers for electrophotographic imaging members | Huoy-Jen Yuh, John W. Spiewak, Constance J. Thornton, Joseph Mammino, Robert C. U. Yu +2 more | 1991-11-05 |
| 5063125 | Electrically conductive layer for electrical devices | Huoy-Jen Yuh, John W. Spiewak, Constance J. Thornton, John F. Yanus, Joseph Mammino | 1991-11-05 |
| 5030532 | Electrophotographic imaging member utilizing polyarylamine polymers | Dale S. Renfer, John F. Yanus, Jean M. J. Frechet, Sylvie Gauthier, Dasarao K. Murti +3 more | 1991-07-09 |
| 5028687 | Arylamine carbonate polymer | John F. Yanus, John W. Spiewak, Dale S. Renfer | 1991-07-02 |
| 5011939 | Hydroxy functionalized arylamine compounds | John F. Yanus, Dale S. Renfer, Richard L. Schank, Beng S. Ong | 1991-04-30 |
| 4956440 | Arylamine containing polyhydroxyether resins | Dale S. Renfer, John F. Yanus, Leon A. Teuscher | 1990-09-11 |
| 4935487 | Carbonate-arylamine polymer | John F. Yanus, John W. Spiewak, Dale S. Renfer | 1990-06-19 |
| 4871634 | Electrophotographic elements using hydroxy functionalized arylamine compounds | John F. Yanus, Dale S. Renfer, Richard L. Schank, Beng S. Ong | 1989-10-03 |
| 4818650 | Arylamine containing polyhydroxy ether resins and system utilizing arylamine containing polyhydroxyl ether resins | Dale S. Renfer, John F. Yanus, Leon A. Teuscher | 1989-04-04 |
| 4806443 | Polyarylamine compounds and systems utilizing polyarylamine compounds | John F. Yanus, John W. Spiewak, Dale S. Renfer | 1989-02-21 |
| 4806444 | Arylamine polymers and systems utilizing arylamine polymers | John F. Yanus, John W. Spiewak, Dale S. Renfer | 1989-02-21 |
| 4801517 | Polyarylamine compounds and systems utilizing polyarylamine compounds | Jean M. J. Frechet, Sylvie Gauthier, Rafik O. Loutfy, Dasarao K. Murti, John W. Spiewak | 1989-01-31 |
| 4665231 | Process for preparing squaraines | John F. Yanus | 1987-05-12 |
| 4606986 | Electrophotographic elements containing unsymmetrical squaraines | John F. Yanus | 1986-08-19 |
| 4599286 | Photoconductive imaging member with stabilizer in charge transfer layer | Dale S. Renfer | 1986-07-08 |