Patents by Inventor Lau Lok

Lau Lok 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).

  • Patent number: 6280403
    Abstract: A massage device includes an inner housing containing a vibrational element for generating vibrations to be transmitted to the inner housing and an outer housing to be disposed around the inner housing and so as to define a closed sealed chamber therebetween. The outer housing is releasably sealingly mounted relative to the inner housing so as to be removable therefrom for receipt of a fluid substance therein. The outer housing can advantageously be detached in a quick and ready manner and which then presents an aperture through which the appropriate fluid can be evacuated from, and subsequently replaced, in a quick, clean and easy fashion.
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: August 28, 2001
    Assignee: Nanma Manufacturing Company Limited
    Inventor: Lau Lok