Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927727 | Thermally assisted transfer of small electrostatographic toner particles | Donald S. Rimai | 1990-05-22 |
| 4869992 | Mixed polymer toner for forming electrographic printing plates | — | 1989-09-26 |
| 4833060 | Polymeric powders having a predetermined and controlled size and size distribution | Mridula Nair, Zona R. Pierce | 1989-05-23 |
| 4681828 | Method of chemical electrographic image amplification using chemically active toner particles | Peter S. Alexandrovich, Joseph W. Manthey, John W. May | 1987-07-21 |
| 4547449 | Liquid electrographic developers containing quaternary ammonium charge-control polymers having acidic monomers | Peter S. Alexandrovich, Louis J. Sorriero | 1985-10-15 |