Patents by Inventor Sin Hang Lee

Sin Hang Lee 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).

  • Anaerobic tea steeper and method of use
    Publication number: 20040261631
    Abstract: This invention introduces a container in the form of a mug with a lid or in the form of an enclosed vessel of any size and shape for tea steeping wherein the dried tea leaves are extracted with hot water neither in contact with oxygen in the free air nor in contact with oxygen in a pocket of free air in order to maximize the preservation of the antioxidants in the aqueous tea extract to be used as a health-promoting beverage. In accordance with a special aspect of the invention, a standard method of using the novel anaerobic tea mug for preparation of tea extract to be consumed in humans and in dogs for the purpose of disease prevention is described.
    Type: Application
    Filed: July 15, 2004
    Publication date: December 30, 2004
    Inventor: Sin Hang Lee
  • Anaerobic tea steeper and method of use
    Patent number: 6821541
    Abstract: This invention introduces a container in the form of a mug with a lid or in the form of an enclosed vessel of any size and shape for tea steeping wherein the dried tea leaves are extracted with hot water neither in contact with oxygen in the free air nor in contact with oxygen in a pocket of free air in order to maximize the preservation of the antioxidants in the aqueous tea extract to be used as a health-promoting beverage. In accordance with a special aspect of the invention, a standard method of using the novel anaerobic tea mug for preparation of tea extract to be consumed in humans and in dogs for the purpose of disease prevention is described.
    Type: Grant
    Filed: June 3, 2002
    Date of Patent: November 23, 2004
    Inventor: Sin Hang Lee
  • Anaerobic tea steeper and method of use
    Publication number: 20030221563
    Abstract: This invention introduces a container in the form of a mug with a lid or in the form of an enclosed vessel of any size and shape for tea steeping wherein the dried tea leaves are extracted with hot water neither in contact with oxygen in the free air nor in contact with oxygen in a pocket of free air in order to maximize the preservation of the antioxidants in the aqueous tea extract to be used as a health-promoting beverage. In accordance with a special aspect of the invention, a standard method of using the novel anaerobic tea mug for preparation of tea extract to be consumed in humans and in dogs for the purpose of disease prevention is described.
    Type: Application
    Filed: June 3, 2002
    Publication date: December 4, 2003
    Inventor: Sin Hang Lee
  • Device for reduction of the anal cushions in the treatment of minor hemorrhoidal disease
    Patent number: 6364852
    Abstract: This invention involves a new device and method for treating hemorrhoids. The device has a substantially cylindrical shape and, at least at one portion, has a diameter of between about 5 mm and about 30 mm. The device is inserted into an anal canal so that it is positioned against at least one displaced anal cushion, and is maintained there for a sufficient time to achieve reduction of the displaced anal cushion.
    Type: Grant
    Filed: August 17, 2000
    Date of Patent: April 2, 2002
    Inventor: Sin Hang Lee
  • Combined tea steeper and base
    Patent number: D494417
    Type: Grant
    Filed: August 6, 2002
    Date of Patent: August 17, 2004
    Inventor: Sin Hang Lee