Patents by Inventor Yosinori Isii

Yosinori Isii 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).

  • Wiper unit
    Patent number: 6292975
    Abstract: A wiper unit comprises a wiper motor provided with a motor yoke and a gear case screwed to the motor yoke, a motor arm, a wiper frame, a pivot shaft, a pivot arm and a link connecting rod. The gear case of the wiper motor is formed with a frame-holder portion having a semi-circular cross section to be fitted with the wiper frame for supporting the wiper frame, and the wiper frame is secured to the frame-holder portion of the gear case by, for example, tightening a screw.
    Type: Grant
    Filed: March 30, 1999
    Date of Patent: September 25, 2001
    Assignee: Jidosha Denki Kogyo Kabushiki Kaisha
    Inventors: Yosinori Isii, Yukiho Murata, Koji Ito
  • Wiper device with oscillation prevention switch
    Patent number: 5079793
    Abstract: A wiper device is provided with a wiper arm including an arm head, a retainer and a coil spring, and with a lock-back detecting device which detects whether or not the wiper arm is in a "lock-back" state and shuts off a power supply to the motor in case of detecting the wiper arm to be in the "lock-back" state. This device makes it possible to prevent a vehicle hood from being hit by the wiper arm or the wiper blade.
    Type: Grant
    Filed: November 16, 1989
    Date of Patent: January 14, 1992
    Assignee: Jidosha Denki Kogyo K.K.
    Inventor: Yosinori Isii
  • Windshield wiper motor
    Patent number: 4893039
    Abstract: A windshield wiper motor having a motor casing and a reduction gear casing is provided with a crooked air passage between the casings which is provided with a breather hole at a position that neither coincides nor overlaps with a projection of the respective openings of the passage into the gear casing and motor casing, so that it is possible to perform a breathing action even if lubricating oil penetrates into the air passage through the opening since the oil will be prevented from entering and clogging the breather hole.
    Type: Grant
    Filed: June 10, 1988
    Date of Patent: January 9, 1990
    Assignee: Jidosha Denki Kogyo Kabushiki Kaisha
    Inventor: Yosinori Isii