Patents by Inventor Anatoliy V. Vakulenko

Anatoliy V. Vakulenko has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electrophotographic organophotoreceptors with novel charge transport materials
    Patent number: 7479357
    Abstract: An organophotoreceptor that includes: (a) a charge transport material having the formula wherein A is selected from heterocyclic groups, naphthyl group, alkylsulfonylphenyl, stilbenyl or the group X, wherein X is represented by the formula B is selected from hydrogen, alkyl group, and an aryl group, with the proviso that when A is naphthyl, B is naphthyl; or where R1 is selected from the group consisting of N-pyrrolyl, N-pyrazolyl, N-tetrazolyl, N-indolyl, N-carbazolyl, N-triazolyl, N-imidazolyl, N-benzimidazolyl, N-indazolyl, and N-benzotriazolyl group, and R3 is a 9-fluorenone group. (b) a charge generating compound; and (c) an electrically conductive substrate.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: January 20, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski, Alan R. Katritzky, Ritu Jain, Rexiat Maimait, Anatoliy V. Vakulenko
  • Electrophotographic organophotoreceptors with novel charge transport materials
    Publication number: 20030104294
    Abstract: An organophotoreceptor that includes:
    Type: Application
    Filed: September 13, 2002
    Publication date: June 5, 2003
    Applicant: SAMSUNG Electronics Co. Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski, Alan R. Katritzky, Ritu Jain, Rexiat Maimait, Anatoliy V. Vakulenko