Patents Represented by Attorney Jordan B. Bierman, Muserlian and Lucus Beirman

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  • Colored toner for electrophotography
    Patent number: 5916721
    Abstract: Disclosed is a color toner for developing an electrostatic latent image, said color toner comprising a binder resin and an azomethine dye having absorption at visible wavelength region or near-infrared wavelength region represented by Formula 1:A=N-B Formula 1wherein said A represents an atomic group, N is a nitrogen atom and said B represents a non-metal atomic group necessary to form an aromatic hydrocarbon ring, a five-membered heterocyclic aromatic ring or a six-membered heterocyclic aromatic ring.
    Type: Grant
    Filed: August 26, 1997
    Date of Patent: June 29, 1999
    Assignee: Konica Corporation
    Inventors: Kaori Soeda, Yoshiaki Kobayashi, Meizo Shirose