Patents by Inventor Futami Kaneko

Futami Kaneko 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).

  • Photopolymerizable composition
    Patent number: 5153236
    Abstract: A photopolymerizable composition comprising an addition polymerizable compound, an N-aryl-.alpha.-amino acid and a photosensitizer capable of absorbing a light having a wavelength of 300 nm or more such as thioxanthones, isoalloxazines, coumarines, and the like is excellent in sensitivity to irradiated light and is suitable for preparing relief images, photoresists, etc.
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: October 6, 1992
    Assignee: Hitachi Chemical Co., Ltd.
    Inventors: Makoto Kaji, Futami Kaneko, Nobuyuki Hayashi
  • Photopolymerizable composition
    Patent number: 5034429
    Abstract: A photopolymerizable composition comprising (a) an addition polymerizable compound having a boiling point of 100.degree. C. or high under an atmospheric pressure, (b) a photoinitiator, and (c) a benzene derivative can provide a cured film having high strength suitable for producing, e.g. printed circuit boards.
    Type: Grant
    Filed: June 2, 1988
    Date of Patent: July 23, 1991
    Assignee: Hitachi Chemical Co., Ltd.
    Inventors: Makoto Kaji, Nobuyuki Hayashi, Futami Kaneko