Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853737 | Roll useful in electrostatography | Paul Alan Hartley, Hal E. Wright | 1989-08-01 |
| 4847175 | Electrophotographic element having low surface adhesion | Hsin-Chia Kan | 1989-07-11 |
| 4840860 | Multiactive electrophotographic element | William J. Staudenmayer, David S. Weiss | 1989-06-20 |
| 4840861 | Multiactive electrophotographic element | William J. Staudenmayer, David S. Weiss | 1989-06-20 |
| 4807341 | Toner fusing roll covered with crosslinked elastomeric siloxane copolymer containing diphenylsiloxane recurring units and method of preparation | Paul L. Nielsen | 1989-02-28 |