Patents by Inventor Akihiko Matsumaru

Akihiko Matsumaru 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).

  • Flexible circuit body and method for production thereof
    Patent number: 9635751
    Abstract: Provided is a highly reliable flexible circuit body in which a flexible wiring board is prevented from wear caused by rubbing, and a method for production of the flexible circuit body. A flexible circuit body includes a flexible wiring board having an insulating film, a wiring layer formed on the insulating film, and an insulating layer formed on the wiring layer. The flexible wiring board is coated with a thermoplastic elastomer.
    Type: Grant
    Filed: March 6, 2012
    Date of Patent: April 25, 2017
    Assignee: Nippon Mektron, Ltd.
    Inventors: Hidekazu Yoshihara, Akihiko Matsumaru, Taisuke Kimura, Atsushi Kajiya
  • FLEXIBLE CIRCUIT BODY AND METHOD FOR PRODUCTION THEREOF
    Publication number: 20140124257
    Abstract: Provided is a highly reliable flexible circuit body in which a flexible wiring board is prevented from wear caused by rubbing, and a method for production of the flexible circuit body. A flexible circuit body includes a flexible wiring board having an insulating film, a wiring layer formed on the insulating film, and an insulating layer formed on the wiring layer. The flexible wiring board is coated with a thermoplastic elastomer.
    Type: Application
    Filed: March 6, 2012
    Publication date: May 8, 2014
    Applicant: Nippon Mektron, Ltd.
    Inventors: Hidekazu Yoshihara, Akihiko Matsumaru, Taisuke Kimura, Atsushi Kajiya
  • Keyboard switch
    Patent number: 4503294
    Abstract: A membrane keyboard is presented wherein a series of slits are provided through the switch sheet and disposed above the switch motion cavity whereby the required actuating forces are decreased for switch operational areas of small size relative to those switch operational areas of larger size.
    Type: Grant
    Filed: November 28, 1983
    Date of Patent: March 5, 1985
    Assignee: Nippon Mektron Ltd.
    Inventor: Akihiko Matsumaru