Patents by Inventor Hideo Takeshima

Hideo Takeshima 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).

  • Curing method to cure epoxy resins in a short time, and a method for absorbing electromagnetic wave through cured epoxy resins obtained by said curing method
    Patent number: 6566414
    Abstract: The present invention is a short time curing method of epoxy resin compositions composed of epoxy resins with more than 1.8 epoxy groups and curing agents which can react with epoxy groups and cure the epoxy resins at ambient temperatures or under the temperature raising conditions radiating microwave in the range of 300 MHz to 30 GHz frequency.
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: May 20, 2003
    Assignees: Nippon Liner Co., Ltd., Tohto Resin Products Co., Ltd.
    Inventors: Hideo Takeshima, Takao Yoshino, Hiroshi Nakanishi, Makoto Matsuura, Takashi Shimizu
  • Curing method to cure epoxy resins in a short time, and a method for absorbing electromagnetic wave through cured epoxy resins obtained by said curing method
    Publication number: 20020024170
    Abstract: The present invention is a short time curing method of epoxy resin compositions composed of epoxy resins with more than 1.8 epoxy groups and curing agents which can react with epoxy groups and cure the epoxy resins at ambient temperatures or under the temperature raising conditions radiating microwave in the range of 300 MHz to 30 GHz frequency.
    Type: Application
    Filed: July 6, 2001
    Publication date: February 28, 2002
    Applicant: Nippon Liner Co., Ltd.
    Inventors: Hideo Takeshima, Takao Yoshino, Hiroshi Nakanishi, Makoto Matsuura, Takashi Shimizu
  • Antibiotic stubomycin and process for the production thereof
    Patent number: 4512976
    Abstract: This invention relates to the antibiotic stubomycin and process for producing same by culturing streptomyces sp KG - 2245 FERM-P No.
    Type: Grant
    Filed: September 25, 1981
    Date of Patent: April 23, 1985
    Assignee: The Kitasato Institute
    Inventors: Iwao Umezawa, Kanki Komiyama, Hideo Takeshima
  • Antibiotic sporamycin
    Patent number: 4147774
    Abstract: A novel antibiotic sporamycin has both anti-transplanted tumor and antibacterial activity and is produced by culturing a microorganism of the genus Streptosporangium, particularly Streptosporangium pseudovulgare PO-357 FERM-P No. 3571, ATCC No. 31308.
    Type: Grant
    Filed: July 11, 1977
    Date of Patent: April 3, 1979
    Assignee: The Kitasato Institute
    Inventors: Iwao Umezawa, Kanki Komiyama, Hideo Takeshima