Patents by Inventor Mei H. Chan

Mei H. Chan 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).

  • Diaper warning alarm device, and system
    Patent number: 7352286
    Abstract: A warning alarm diaper device including a moisture detecting device and a warning alarm device. Preferably, the diaper and moisture-detecting device are disposable, and the warning alarm device is reusable.
    Type: Grant
    Filed: August 26, 2005
    Date of Patent: April 1, 2008
    Inventors: Yung C. Chan, King H. Chan, Ming H. Chan, Mei H. Chan
  • Arthritic hand or foot treatment apparatus
    Patent number: 7169119
    Abstract: An arthritic hand or foot treatment apparatus and system for applying dried, pressurized and/or heated air to a user's hand or foot.
    Type: Grant
    Filed: April 25, 2005
    Date of Patent: January 30, 2007
    Inventors: Yung C. Chan, Mei H. Chan, King H. Chan, Ming H. Chan
  • Bottle cap turning device
    Patent number: 7152505
    Abstract: A bottle cap turning device for untightening or tightening a bottle cap during an opening operation or closing operation, respectively. The bottle cap turning device preferably progressively engages and further grips the bottle cap when the bottle cap turning device is twisted until the bottle cap begins to rotate during the opening operation or until the bottle cap stops rotating and is fully tightened on the bottle.
    Type: Grant
    Filed: April 25, 2005
    Date of Patent: December 26, 2006
    Inventors: Yung C. Chan, Mei H. Chan, King H. Chan, Ming H. Chan
  • Suturing apparatus and method of suturing
    Patent number: 6500184
    Abstract: The present invention is directed to an apparatus for suturing a deep incision or wound through the abdominal fascia on an animal or human, and method of suturing.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: December 31, 2002
    Inventors: Yung C. Chan, Mei H. Chan, King H. Chan, Ming H. Chan
  • Expandable body device for the gastric cavity and method
    Patent number: 5993473
    Abstract: An expandable body device for the gastric cavity including an elastic expandable body, a rigid fillant delivery tube sealedly connected to the expandable body and having a base portion, an extending portion, and a tip portion. An anchor and a valve are included on the base portion of the fillant delivery tube.
    Type: Grant
    Filed: November 19, 1997
    Date of Patent: November 30, 1999
    Inventors: Yung C. Chan, Mei H. Chan