Patents by Inventor Tadashi Kitahata

Tadashi Kitahata 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).

  • Torque detecting device and manufacturing method of yoke assembly
    Patent number: 7562590
    Abstract: A yoke assembly is constructed by retaining integrally a yoke ring having positioning holes aligned with pole claws arranged equally on the inner circumference and a yoke ring having positioning holes aligned with the space between pole claws arranged equally on the inner circumference by a retaining cylinder made of a resin. The retaining cylinder has a pin hole remaining after pulling out a common positioning pin inserted into the positioning holes during molding.
    Type: Grant
    Filed: June 20, 2007
    Date of Patent: July 21, 2009
    Assignees: JTEKT Corporation, Nakanishi Metal Works, Co., Ltd.
    Inventors: Yoshitomo Tokumoto, Masashi Hashiya, Tadashi Kitahata
  • TORQUE DETECTING DEVICE AND MANUFACTURING METHOD OF YOKE ASSEMBLY
    Publication number: 20070295109
    Abstract: A yoke assembly is constructed by retaining integrally a yoke ring having positioning holes aligned with pole claws arranged equally on the inner circumference and a yoke ring having positioning holes aligned with the space between pole claws arranged equally on the inner circumference by a retaining cylinder made of a resin. The retaining cylinder has a pin hole remaining after pulling out a common positioning pin inserted into the positioning holes during molding.
    Type: Application
    Filed: June 20, 2007
    Publication date: December 27, 2007
    Applicants: JTEKT CORPORATION, NAKANISHI METAL WORKS, CO., LTD.
    Inventors: Yoshitomo Tokumoto, Masashi Hashiya, Tadashi Kitahata