Patents by Inventor Angela S. H. Hsu

Angela S. H. Hsu 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: 6823908
    Abstract: A method for manufacturing bamboo stats uses high quality window blinds. The method comprises the steps of slicing and smoothing, streaming and boiling, drying, further smoothing, assembling, and cutting. Through a refinement process with chemical substances, the bamboo slats can be a pressure-resistant, moisture-proof, and insects-proof product. The processed bamboo slats are manufactured by an integrated operation of mass production so as to form a high quality bamboo window curtains with a lower cost.
    Type: Grant
    Filed: October 25, 2001
    Date of Patent: November 30, 2004
    Inventor: Angela S. H. Hsu
  • Publication number: 20030079804
    Abstract: This invention discloses a new method of manufacture of the processed bamboo slats for top quality window blinds. The method comprises six (6) steps: 1. slicing and smoothing, 2. steaming and boiling, 3. drying, 4. further smoothing, 5. assembling, and 6. cutting. Through a refinement process with chemical substances and physical efficiency, the bamboo slats can become pressure-resistant, moisture-proof, and insects-proof The processed bamboo slats can be manufactured by an integrated operation of mass production, which will dramatically lessen the cost of production of top quality bamboo window curtains.
    Type: Application
    Filed: October 25, 2001
    Publication date: May 1, 2003
    Inventor: Angela S.H. Hsu