Issued Patents All Time
Showing 76–100 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5966576 | Extended development zone apparatus with rotating magnets | Brandon Heath Brown | 1999-10-12 |
| 5912097 | Electrostatographic method using an overlay toner | Muhammad Aslam, Lawrence P. DeMejo | 1999-06-15 |
| 5811214 | Monocomponent developer comprising surface treated toners | Hans W. Osterhoudt, Robert C. Storey | 1998-09-22 |
| 5783346 | Toner compositions including polymer binders with adhesion promoting and charge control monomers | Thomas A. Jadwin, Gary L. Burroway | 1998-07-21 |
| 5783348 | Method of fusing toner | Louis J. Sorriero, Muhammed Aslam | 1998-07-21 |
| 5750307 | Photoconductor cleaning brush to prevent formation of photoconductor scum | James C. Maher, John R. Locke | 1998-05-12 |
| 5716750 | Method and apparatus for controlling gloss for toner images | Muhammed Aslam, Donna A. DiPrima, Robert E. Zeman | 1998-02-10 |
| 5705307 | Method of developing electrostatic images | Dennis E. DeMeyer, James H. Anderson | 1998-01-06 |
| 5702852 | Multi-color method of toner transfer using non-marking toner and high pigment marking toner | John W. May, Thomas N. Tombs | 1997-12-30 |
| 5674655 | Electrostatographic toners containing metal oxides | Robert A. Guistina | 1997-10-07 |
| 5616444 | Toners and developers containing BIS(ammonium) tetrahalocuprate salts as charge-control agents | John C. Wilson | 1997-04-01 |
| 5604069 | Toners and developers containing ammonium trihalozincates as charge-control agents | John C. Wilson | 1997-02-18 |
| 5582946 | Toners and developers containing bis(ammonium) tetrahalomanganate salts as charge-control agents | John C. Wilson | 1996-12-10 |
| 5561020 | Quaternary phosphonium trihalozincate salts as charge-control agents for toners and developers | John C. Wilson | 1996-10-01 |
| 5547803 | Quaternary phosphonium trihalocuprate salts as charge-control agents for toners and developers | John C. Wilson | 1996-08-20 |
| 5516615 | Stabilized carriers with .beta. phase poly(vinylidenefluoride) | James H. Anderson, Dennis E. DeMeyer | 1996-05-14 |
| 5516616 | Quaternary ammonium salts as charge-control agents for toners and developers | John C. Wilson | 1996-05-14 |
| 5512407 | Bis(quaternary phosphonium) tetrahalomanganate salts as charge-control agents | John C. Wilson | 1996-04-30 |
| 5512403 | Mixture of carrier particles useful in electrographic developers | William E. Yoerger | 1996-04-30 |
| 5508140 | Toners and developers containing quaternary phosphonium 3,5-Di-tertiary-alkyl-4-hydroxybenzenesulfonates as charge-control agents | John C. Wilson | 1996-04-16 |
| 5491044 | Toners and developers containing quaternary ammonium 3,5-di-tertiary-alkyl-4-hydroxybezenesulfonate salts as charge-control agents | John C. Wilson | 1996-02-13 |
| 5480757 | Two component electrophotographic developers and preparation method | Thomas A. Jadwin, Hans W. Osterhoudt, John M. Spence | 1996-01-02 |
| 5464719 | Toners and developers containing ammonium tetrahaloferrate salts as charge-control agents | John C. Wilson | 1995-11-07 |
| 5462829 | Polymer blends and toner compositions comprising same | Louis J. Sorriero | 1995-10-31 |
| 5459006 | Quaternary phosphonium tetrahaloferrate salts as charge-control agents for toners | John C. Wilson | 1995-10-17 |