Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4960665 | Toner and developer compositions containing additives with certain morphologies | Fred A. Elder, Geoffrey M. T. Foley | 1990-10-02 |
| 4875081 | Electrophotographic device having a.c. biased cleaning member | Joseph G. Schram | 1989-10-17 |
| 4230782 | Migration imaging system with meniscus development | — | 1980-10-28 |