Patents by Inventor Swee G. Lim

Swee G. Lim 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).

  • Vacuum cleaner comprising a suction tube and suction tube provided with a remote-control circuit comprising a capacitive sensor
    Patent number: 5353468
    Abstract: A vacuum cleaner is provided which comprises a housing (100) provided with an electric motor (110) and with an electronic circuit (120) for controlling the electric motor (110), and a suction tube (200) coupled to the housing (100) and comprising a grip (210) with a remote control circuit (220) for controlling the electronic circuit (120), which control circuit (220), in order to provide ease of operation without any disturbances, comprises a capacitive sensor (CS) for detecting the presence of a part of a human body in the proximity of the grip (210), which detection enables the electronic circuit (120) to be controlled by the remote control circuit (220).
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: October 11, 1994
    Assignee: U.S. Philips Corporation
    Inventors: Kok K. Yap, Boon C. Ler, Swee G. Lim