Patents by Inventor Takao Okochi

Takao Okochi 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).

  • Patent number: 9034988
    Abstract: A resin composition includes a copolymerized polyester resin, which exhibits excellent flexibility at room temperature, improvement in problems of brittleness, and excellent adhesiveness and moist-heat durability. The invention relates to a resin composition containing a copolymerized polyester resin which contains, as an acid component, an aromatic dicarboxylic acid and a dimer acid and, as a glycol component 1,4-butane diol and polybutadiene glycols, with the content of the dimer acid being 10 to 50 mol % in the acid component, the content of the 1,4-butane diol being 50 mol % or greater in the glycol component, and the content of the polybutadiene glycols being 0.5 to 20 mol % in the glycol component.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: May 19, 2015
    Assignees: UNITIKA LTD., NIPPON ESTER CO., LTD.
    Inventors: Motoki Tomizawa, Takao Okochi, Tomoki Tanaka, Naomi Kida, Yuji Oida
  • Publication number: 20130274418
    Abstract: A resin composition includes a copolymerized polyester resin, which exhibits excellent flexibility at room temperature, improvement in problems of brittleness, and excellent adhesiveness and moist-heat durability. The invention relates to a resin composition containing a copolymerized polyester resin which contains, as an acid component, an aromatic dicarboxylic acid and a dimer acid and, as a glycol component 1,4-butane diol and polybutadiene glycols, with the content of the dimer acid being 10 to 50 mol % in the acid component, the content of the 1,4-butane diol being 50 mol % or greater in the glycol component, and the content of the polybutadiene glycols being 0.5 to 20 mol % in the glycol component.
    Type: Application
    Filed: August 3, 2011
    Publication date: October 17, 2013
    Inventors: Motoki Tomizawa, Takao Okochi, Tomoki Tanaka, Naomi Kida, Yuji Oida