Patents by Inventor Tsuneharu Wasada

Tsuneharu Wasada 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).

  • Protector for ball joint
    Patent number: 5100254
    Abstract: A protector for a ball joint comprising a body for protecting a dust cover mounted on the ball joint and means for securely mounting the body on the dust cover.
    Type: Grant
    Filed: April 23, 1991
    Date of Patent: March 31, 1992
    Assignee: TRW Steering & Industrial Products Co., Ltd.
    Inventor: Tsuneharu Wasada
  • Ball joint
    Patent number: 5078531
    Abstract: Disclosed is a ball joint. The ball joint comprises a socket; a bearing provided along an inner face of said socket; and a ball stud embraced by said bearing; said socket including a stepped portion at an upper part and a rising portion rising integrally from an outer periphery of said stepped portion; said bearing including a flange portion at an upper part; said flange portion forcibly holding said ball stud to prevent a removal of said ball stud by caulking said stepped portion of said socket from upper and outer crosswise directions with said rising portion of said socket.
    Type: Grant
    Filed: November 19, 1990
    Date of Patent: January 7, 1992
    Assignee: TRW Steering & Industrial Products (JAPAN) Co., Ltd.
    Inventors: Motohiro Sakai, Tsuneharu Wasada