Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703265 | Monofunctional n--(2--cyanoethenyl)sulfonamides | Peter S. Alexandrovich | 1997-12-30 |
| 5681680 | Difunctional N-(2-cyanoethenyl) sulfonamides and toner compositions containing them | Peter S. Alexandrovich | 1997-10-28 |
| 5616444 | Toners and developers containing BIS(ammonium) tetrahalocuprate salts as charge-control agents | Dinesh Tyagi | 1997-04-01 |
| 5616797 | N-(carbonyl, carbonimidoyl, carbonothioyl)sulfonamide charge control agents and toners and developers | Peter S. Alexandrovich, Steven M. Bonser | 1997-04-01 |
| 5604069 | Toners and developers containing ammonium trihalozincates as charge-control agents | Dinesh Tyagi | 1997-02-18 |