|
| US4019903 | 26 Oct 1973 | 26 Apr 1977 | Xerox Corporation | Electrostatic development |
| US4126454 | 30 May 1974 | 21 Nov 1978 | Xerox Corporation | Imaging process utilizing classified high surface area carrier materials |
| US4314017 | 19 Jan 1979 | 2 Feb 1982 | Canon Kabushiki Kaisha | Developer without carrier powder having an improved triboelectric charging property |
| US4499168 | 27 Apr 1984 | 12 Feb 1985 | Canon Kabushiki Kaisha | Fixing method |
| US4525445 | 11 Apr 1984 | 25 Jun 1985 | Agfa-Gevaert N.V. | Electrostatic toner comprising thermoplastic resin binder for nigrosine base salt |
| US4533614 | 31 May 1983 | 6 Aug 1985 | Canon Kabushiki Kaisha | Heat-fixable dry system toner |
| US4599289 | 22 Mar 1985 | 8 Jul 1986 | Canon Kabushiki Kaisha | Pressure-fixable encapsulated toner |
| US4610944 | 3 Jan 1984 | 9 Sep 1986 | Canon Kabushiki Kaisha | Production of toner |
| US4946755 | 8 May 1989 | 7 Aug 1990 | Canon Kabushiki Kaisha | Electrophotographic one component magnetic toner comprising hydrophobic silica and iron oxide |
| US4965172 | 22 Dec 1988 | 23 Oct 1990 | E. I. du Pont de Nemours and Company | Humidity-resistant proofing toners with low molecular weight polystyrene |
| US5116711 | 5 Apr 1990 | 26 May 1992 | Canon Kabushiki Kaisha | Color toner and two-component developer containing same |
| US5126224 | 14 Sep 1990 | 30 Jun 1992 | Canon Kabushiki Kaisha | Electrostatic image developing toner and process for its production, and binder resin and process for its production |
| US5149610 | 4 Mar 1992 | 22 Sep 1992 | Canon Kabushiki Kaisha | Color toner and two-component developer containing same |
| US5164275 | 4 May 1992 | 17 Nov 1992 | Canon Kabushiki Kaisha | Method of forming a multicolor image with color toner and two-component developer containing same |
| US5166041 | 22 Jul 1991 | 24 Nov 1992 | Showa Denko K.K. | Near infrared ray-decolorizable recording material |
| US5185496 | 4 Mar 1991 | 9 Feb 1993 | Canon Kabushiki Kaisha | Electrostatic latent image device having a coating layer provided on a developer carrying member |
| US5202213 | 21 Jan 1992 | 13 Apr 1993 | Canon Kabushiki Kaisha | Developer with surface treated silicic acid for developing electrostatic image |
| US5219946 | 8 Nov 1990 | 15 Jun 1993 | | Binder resin and process for producing it |
| US5256512 | 24 Dec 1991 | 26 Oct 1993 | Canon Kabushiki Kaisha | Color toner and two-component developer containing same |
| US5296326 | 21 Dec 1992 | 22 Mar 1994 | Canon Kabushiki Kaisha | Magnetic toner |
| US5321091 | 18 Nov 1992 | 14 Jun 1994 | Canon Kabushiki Kaisha | Binder resin used in a toner |
| US5339146 | 1 Apr 1993 | 16 Aug 1994 | Eastman Kodak Company | Method and apparatus for providing a toner image having an overcoat |
| US5354637 | 12 Jun 1992 | 11 Oct 1994 | Canon Kabushiki Kaisha | Magnetic toner |
| US5363180 | 15 May 1992 | 8 Nov 1994 | Hitachi, Ltd. Hitachi Koki Co. Ltd. | Fixing device for electrophotography and electrophotographic apparatus incorporating the fixing device |
| US5422215 | 26 Jan 1994 | 6 Jun 1995 | Canon Kabushiki Kaisha | Magnetic toner |
| US5422216 | 1 Mar 1994 | 6 Jun 1995 | Steward | Developer composition and method of preparing the same |
| US5424810 | 10 Sep 1992 | 13 Jun 1995 | Canon Kabushiki Kaisha | Magnetic toner, magnetic developer, apparatus unit, image forming apparatus and facsimile apparatus |
| US5437949 | 23 Jun 1994 | 1 Aug 1995 | Canon Kabushiki Kaisha | Color toner and process for its production |
| US5439770 | 15 Apr 1994 | 8 Aug 1995 | Canon Kabushiki Kaisha | Toner for developing electrostatic image, image forming apparatus and process cartridge |
| US5447815 | 3 Jun 1993 | 5 Sep 1995 | Canon Kabushiki Kaisha | Developer for developing electrostatic image and image forming method |
| US5483327 | 6 Mar 1995 | 9 Jan 1996 | Canon Kabushiki Kaisha | Toner for developing electrostatic image, forming apparatus and process cartridge |
| US5484675 | 19 Sep 1994 | 16 Jan 1996 | Xerox Corporation | Toner compositions with halosilanated pigments |
| US5503904 | 19 Jan 1994 | 2 Apr 1996 | Canon Kabushiki Kaisha | Invisible information recorded medium |
| US5508138 | 28 Sep 1994 | 16 Apr 1996 | Hitachi, Ltd. Hitachi Koki Co., Ltd. | Fixing device for electrophotography and electrophotographic apparatus incorporating the fixing device |
| US5512402 | 19 May 1994 | 30 Apr 1996 | Canon Kabushiki Kaisha | Carrier for electrophotography, two-component type developer, and image forming method |
| US5512406 | 12 Oct 1994 | 30 Apr 1996 | Canon Kabushiki Kaisha | Toners of different size for electrophotography |
| US5519479 | 22 Aug 1995 | 21 May 1996 | Hitachi, Ltd. Hitachi Koki Co., Ltd. | Fixing device for electrophotography and electrophotographic apparatus incorporating the fixing device |
| US5535185 | 21 Jan 1994 | 9 Jul 1996 | Canon Kabushiki Kaisha | Information recording/reproduction apparatus using probe |
| US5578409 | 15 Nov 1995 | 26 Nov 1996 | Canon Kabushiki Kaisha | Toner for developing electrostatic image, one component-type developer and two-component type developer |
| US5604071 | 23 Feb 1995 | 18 Feb 1997 | Canon Kabushiki Kaisha | Toner for developing electrostatic image |
| US5604072 | 19 Sep 1995 | 18 Feb 1997 | Canon Kabushiki Kaisha | Toner for developing electrostatic images, image forming method and process cartridge |
| US5620824 | 7 Jul 1994 | 15 Apr 1997 | Canon Kabushiki Kaisha | Toner, developer and image forming method |
| US5635326 | 9 Feb 1995 | 3 Jun 1997 | Canon Kabushiki Kaisha | Electrostatic image-developing toner, fine powdery titanium oxide, and hydrophobic fine powdery titanium oxide |
| US5641600 | 31 Jul 1995 | 24 Jun 1997 | Canon Kabushiki Kaisha | Magnetic toner and image forming method |
| US5649273 | 6 Mar 1996 | 15 Jul 1997 | Hitachi, Ltd. Hitachi Koki Co., Ltd. | Belt-type fixing device having an irregular surface contour |
| US5663026 | 20 Mar 1996 | 2 Sep 1997 | Canon Kabushiki Kaisha | Magnetic toner, process cartridge and image forming method |
| US5670288 | 12 Feb 1996 | 23 Sep 1997 | Canon Kabushiki Kaisha | Carrier for electrophotography, two-component type developer, and image forming method |
| US5738962 | 16 Oct 1996 | 14 Apr 1998 | Fuji Xerox Co., Ltd. | Toner for full-color image formation, developer composition, and method of forming multicolor image |
| US5798198 | 13 Nov 1995 | 25 Aug 1998 | Powdertech Corporation | Non-stoichiometric lithium ferrite carrier |
| US5804351 | 16 Oct 1996 | 8 Sep 1998 | Fuji Xerox Co., Ltd. | Toner for electrostatic-image development, developer for electrostatic image, and image forming process using the same |
| US5846682 | 13 Feb 1997 | 8 Dec 1998 | Showa Denko K.K. | Light decolorizable recording material, ink and toner |
| US5853938 | 21 Jan 1994 | 29 Dec 1998 | Canon Kabushiki Kaisha | Toner for developing electrostatic image |
| US5885742 | 3 Oct 1997 | 23 Mar 1999 | Canon Kabushiki Kaisha | Carrier for electrophotography, two-component type developer, and image forming method |
| US5912097 | 6 Jul 1993 | 15 Jun 1999 | Eastman Kodak Company | Electrostatographic method using an overlay toner |
| US5922500 | 19 Nov 1997 | 13 Jul 1999 | Canon Kabushiki Kaisha | Toner for developing electrostatic image |
| US6001525 | 19 Nov 1997 | 14 Dec 1999 | Canon Kabushiki Kaisha | Electrophotographic developer carrier, two-component type developer and image forming method |
| US6090515 | 23 May 1997 | 18 Jul 2000 | Canon Kabushiki Kaisha | Toner for developing electrostatic image, image forming method and process cartridge |
| US6153879 | 27 Mar 1996 | 28 Nov 2000 | Canon Kabushiki Kaisha | Invisible information detecting apparatus |
| US6214512 | 14 Jan 1998 | 10 Apr 2001 | Fuji Xerox Co., Ltd. | Image forming method |
| US6365314 | 9 Dec 1999 | 2 Apr 2002 | Canon Kabushiki Kaisha | Toner for developing electrostatic image, image forming method and process cartridge |
| US6447968 | 29 Dec 1997 | 10 Sep 2002 | Canon Kabushiki Kaisha | Magnetic toner, process for producing magnetic toner, and image forming method |
| US6518765 | 18 May 2000 | 11 Feb 2003 | California Institute of Technology | Multi-sensor electrometer |
| US6653037 | 19 Nov 2001 | 25 Nov 2003 | Ricoh Company, Ltd. | Toner for developing latent electrostatic images, and image forming method and device |
| US6838447 | 26 Mar 2002 | 4 Jan 2005 | Linden Technologies, Inc. | Particulate compositions for chemical synthesis |
| US6855501 | 26 Mar 2002 | 15 Feb 2005 | Linden Technologies, Inc. | Transfer of arrayed chemical compositions |
| US7208257 | 25 Jun 2004 | 24 Apr 2007 | Xerox Corporation | Electron beam curable toners and processes thereof |
| US7378206 | 12 Jan 2004 | 27 May 2008 | LG Chem, Ltd. | Non-magnetic monocomponent positive toner composition having superior transfer efficiency |
| US7399566 | 18 Jan 2005 | 15 Jul 2008 | Milliken & Company | Color toner and developer compositions and processes for making and using such compositions |
| US7862970 | 13 May 2005 | 4 Jan 2011 | Xerox Corporation | Toner compositions with amino-containing polymers as surface additives |
| US7985523 | 18 Dec 2008 | 26 Jul 2011 | Xerox Corporation | Toners containing polyhedral oligomeric silsesquioxanes |
| US8084177 | 18 Dec 2008 | 27 Dec 2011 | Xerox Corporation | Toners containing polyhedral oligomeric silsesquioxanes |