Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5079122 | Toner compositions with charge enhancing additives | Robert D. Bayley, Peter F. Erhardt, Edward J. Gutman, Timothy L. Lincoln, Joseph R. Weber +1 more | 1992-01-07 |
| 5066557 | Styrene butadiene copolymers as binders in mixed pigment generating layer | Susan Robinette, Anita P. Lynch, Edward F. Grabowski, Kathleen M. Carmichael | 1991-11-19 |
| 4883736 | Electrophotographic toner and developer compositions with polymeric alcohol waxes | Don B. Jugle | 1989-11-28 |
| 4876169 | Toner compositions with release additives therein | Robert J. Gruber, Raymond A. Yourd, III, Shadi L. Malhotra, Robert A. Nelson, Carol A. Fox | 1989-10-24 |
| 4837105 | Imaging process with prevention of toner spots | Richard D. Manca, Don B. Jugle | 1989-06-06 |
| 4752550 | Toner compositions with inner salt charge enhancing additives | Angelo J. Barbetta, Doretta Agostine, Richard D. Manca, Emery G. Tokoli | 1988-06-21 |
| 4600677 | Organoalkoxysilane carrier coatings | Joseph Mammino | 1986-07-15 |
| 4560635 | Toner compositions with ammonium sulfate charge enhancing additives | Angelo J. Barbetta | 1985-12-24 |
| 4490455 | Amine acid salt charge enhancing toner additives | Michelle M. Bruzee | 1984-12-25 |
| 4397935 | Positively charged developer compositions containing quaternized vinyl pyridine polymers | Roger N. Ciccarelli | 1983-08-09 |
| 4330460 | Process for preparing colored toner particles employing a halogen salt to inhibit the aqueous phase polymerization | Robert A. Nelson | 1982-05-18 |
| 4314931 | Toner pigment treatment process for reducing the residual styrene monomer concentration to less than 0.5 percent by weight | Moshe Levy | 1982-02-09 |
| 4185140 | Polymeric release agents for electroscopic thermoplastic toners | Stephen Strella, Donald A. Seanor, George R. Imperial | 1980-01-22 |