Patents by Inventor Shohji Koike

Shohji Koike 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).

  • Ink containing halogenated alkanol with 2 to 4 carbon atoms, recording method and apparatus using the same
    Patent number: 5258066
    Abstract: An ink comprising a dye and a liquid medium for dissolving or dispersing a dye, wherein the liquid medium comprises an alkyl alcohol having 2 to 4 carbon atoms, in which at least one of the hydrogen atoms is substituted by a halogen atom.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: November 2, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masatsune Kobayashi, Shohji Koike, Shinichi Tochihara, Kyoko Fukushima, Akira Nagashima, Koromo Shirota, Kumiko Mafune