Patents by Inventor Yukihisa Hosino

Yukihisa Hosino 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).

  • Toner for electrophotography
    Patent number: 4910114
    Abstract: A toner for electrophotography containing as a binder a polymer comprising as essential ingredient a high-molecular-weight monofunctional monomer having a weight average molecular weight of 1,000 to 50,000 and an ethylenic double bond only at one end of the molecular chain is excellent in fixing properties in a heat roll fixing process and anti-offset properties.
    Type: Grant
    Filed: May 4, 1987
    Date of Patent: March 20, 1990
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Yukihisa Hosino, Takeo Kudo