Patents by Inventor Tatsumi Iida

Tatsumi Iida 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).

  • Wireless door locking and unlocking system for motor vehicles having theft alarm device
    Patent number: 5420568
    Abstract: A wireless door locking and unlocking system for locking and unlocking the door of a motor vehicle having a theft alarm device. Further, the wireless door locking and unlocking system may be available for a door or a window of a house or the like. The car theft alarm device detects a car theft positively to produce an alarm signal. In the wireless door locking and unlocking system, the door-unlocking-signal receiving range is adjusted so that the occurrence of theft is positively prevented.
    Type: Grant
    Filed: March 30, 1993
    Date of Patent: May 30, 1995
    Assignee: Kansei Corporation
    Inventors: Tatsumi Iida, Masato Hashimoto