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United States Utility Patents
4,702,980 - 4,702,989

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NumberTitle
4,702,980 Conductive sheet and electrostatic recording medium formed therefrom
4,702,981 Photoconductive member and support for said photoconductive member
4,702,982 Electrophotographic photosensitive member comprising disazo pigment
4,702,983 Electrophotographic photoreceptor comprising bis-azo pigment
4,702,984 Polybutylene succinimide as adjuvant for electrostatic liquid developer
4,702,985 Aminoalcohols as adjuvant for liquid electrostatic developers
4,702,986 Electrophotographic method uses toner of polyalkylene and non-magnetic inorganic fine powder
4,702,987 Developing method for electrophotography
4,702,988 Process for producing toner for developing electrostatic images
4,702,989 Process for producing pressure-fixable electrophotographic toners



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