Patents by Inventor Masanobu Yanahara

Masanobu Yanahara 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).

  • Photosensitive thermosetting resin composition and flexible printed circuit board
    Patent number: 8206832
    Abstract: There is provided a photosensitive thermosetting resin composition of an alkali development type from which it is possible to form a coating film that is halogen-free yet has high-level flame retardancy, has a superior low warpage property after it is cured, is excellent in plasticity, resolution, soldering heat resistance, chemical resistance, and the like, and a flexible printed circuit board using the same.
    Type: Grant
    Filed: November 29, 2007
    Date of Patent: June 26, 2012
    Assignee: Kyocera Chemical Corporation
    Inventors: Tetsuya Ezaki, Masakazu Fujiwara, Masanobu Yanahara
  • PHOTOSENSITIVE THERMOSETTING RESIN COMPOSITION AND FLEXIBLE PRINTED CIRCUIT BOARD
    Publication number: 20100025084
    Abstract: There is provided a photosensitive thermosetting resin composition of an alkali development type from which it is possible to form a coating film that is halogen-free yet has high-level flame retardancy, has a superior low warpage property after it is cured, is excellent in plasticity, resolution, soldering heat resistance, chemical resistance, and the like, and a flexible printed circuit board using the same.
    Type: Application
    Filed: November 29, 2007
    Publication date: February 4, 2010
    Applicant: Kyocera Chemical Corporation
    Inventors: Tetsuya Ezaki, Masakazu Fujiwara, Masanobu Yanahara