Patents by Inventor Aya Shigematsu

Aya Shigematsu 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).

  • Fastener stringer
    Patent number: 9462854
    Abstract: A fastener stringer is provided with a fixing section in which at least one of a first and second half sections is fixed to a fastener tape and a tapered extending section which extends from the fixing section toward the outside of the tape. A first side face and a second side face in the tape length direction in the fixing section have concave surfaces which curve in a concave shape so as to gradually increase from an element surface of a fastener element toward the fastener tape. Accordingly, each fastener element can exhibit an appearance close to a metallic fastener element and a locking mechanism of a slider can be made to function stably.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: October 11, 2016
    Assignee: YKK Corporation
    Inventors: Masayoshi Kojima, Aya Shigematsu
  • Fastener Stringer
    Publication number: 20150033512
    Abstract: A fastener stringer is provided with a fixing section in which at least one of a first and second half sections is fixed to a fastener tape and a tapered extending section which extends from the fixing section toward the outside of the tape. A first side face and a second side face in the tape length direction in the fixing section have concave surfaces which curve in a concave shape so as to gradually increase from an element surface of a fastener element toward the fastener tape. Accordingly, each fastener element can exhibit an appearance close to a metallic fastener element and a locking mechanism of a slider can be made to function stably.
    Type: Application
    Filed: October 7, 2011
    Publication date: February 5, 2015
    Applicant: YKK CORPORATION
    Inventors: Masayoshi Kojima, Aya Shigematsu
  • Chain for slide fastener
    Patent number: D644564
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: September 6, 2011
    Assignee: YKK Corporation
    Inventors: Masayoshi Kojima, Aya Shigematsu
  • Chain for fastener
    Patent number: D646197
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: October 4, 2011
    Assignee: YKK Corporation
    Inventors: Yuji Kondo, Miyuki Kirita, Mariko Miyai, Aya Shigematsu
  • Slider for slide fastener
    Patent number: D706676
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: June 10, 2014
    Assignee: YKK Corporation
    Inventors: Miyuki Ohgaku, Aya Shigematsu
  • Slider for slide fastener
    Patent number: D706677
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: June 10, 2014
    Assignee: YKK Corporation
    Inventors: Go Takani, Aya Shigematsu
  • Slider for slide fastener
    Patent number: D707589
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: June 24, 2014
    Assignee: YKK Corporation
    Inventors: Go Takani, Aya Shigematsu
  • Slider for slide fastener
    Patent number: D710750
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: August 12, 2014
    Assignee: YKK Corporation
    Inventors: Go Takani, Aya Shigematsu