Patents by Inventor Akio Ishiguchi

Akio Ishiguchi 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).

  • Two-color molding and molding method thereof
    Patent number: 6860539
    Abstract: A window 30 is a two-color molding comprising a transparent section 32 and a frame section 31 integrated with the transparent section 32, the frame section 31 and the transparent section 32 are formed with a first material and a second material respectively, and the first material is a thermoplastic resin with the linear thermal expansion coefficient in the MD direction lower by 1×10?5 to 3×10?5 (mm/(mm.K)) than that of the second material, and also with the MD/TD ratio for the linear thermal expansion coefficient in the range from 0.6 to 1.
    Type: Grant
    Filed: April 30, 2003
    Date of Patent: March 1, 2005
    Assignees: Idemitsu Petrochemical Co., Ltd., Asahi Glass Company, Limited
    Inventors: Nobuhiro Watanabe, Tomomi Hasegawa, Akio Ishiguchi
  • Two-color molding and molding method thereof
    Publication number: 20040036315
    Abstract: A window 30 is a two-color molding comprising a transparent section 32 and a frame section 31 integrated with the transparent section 32, the frame section 31 and the transparent section 32 are formed with a first material and a second material respectively, and the first material is a thermoplastic resin with the linear thermal expansion coefficient in the MD direction lower by 1×10−5 to 3×10−5 (mm/(mm.K)) than that of the second material, and also with the MD/TD ratio for the linear thermal expansion coefficient in the range from 0.6 to 1.
    Type: Application
    Filed: April 30, 2003
    Publication date: February 26, 2004
    Applicants: IDEMITSU PETROCHEMICAL CO., LTD., ASAHI GLASS COMPANY, LIMITED
    Inventors: Nobuhiro Watanabe, Tomomi Hasegawa, Akio Ishiguchi
  • Vehicular resinous window and vehicular door panel
    Patent number: 6637164
    Abstract: A vehicular resinous window including a transparent portion and an opaque portion incorporated with an outer periphery of the transparent portion. The transparent portion and the opaque portion are molded by multicolor injection molding. The transparent portion and the opaque portion have a boundary portion provided therebetween on a vehicular exterior side, such that the boundary portion has a groove provided in at least a portion thereof.
    Type: Grant
    Filed: July 26, 2001
    Date of Patent: October 28, 2003
    Assignee: Asahi Glass Company, Limited
    Inventors: Takanobu Kondo, Akio Ishiguchi
  • Vehicular resinous window and vehicular door panel
    Publication number: 20020046517
    Abstract: It is possible to easily trim a flash, to improve an exterior shape and to guide rainwater so as to prevent the rainwater from flowing dispersedly around.
    Type: Application
    Filed: July 26, 2001
    Publication date: April 25, 2002
    Applicant: Asahi Glass Company, Limited
    Inventors: Takanobu Kondo, Akio Ishiguchi