Patents by Inventor Kwai-Yung B. Su

Kwai-Yung B. Su 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).

  • Device and method for trimming and securing flexible tubes within a structure and articles made therefrom
    Publication number: 20040003694
    Abstract: This invention relates to fabrication of tube bank style heat exchangers and similar assemblies. It provides a novel apparatus and a method for trimming polymeric tubes disposed within a core structure (such as a heat exchanger core) and securing these tubes within the core structure.
    Type: Application
    Filed: April 23, 2003
    Publication date: January 8, 2004
    Inventors: Anthony Joseph Cesaroni, Gordon James Clarke, Loung Phat Ly, Kwai-Yung B. Su
  • Loop bin
    Patent number: 4901167
    Abstract: A loop bin for an endless tape having long length contained in a zigzag fashion comprising a tape inlet from which the endless tape can be put in, a tape outlet from which the endless tape can be drawn out, and at least one tape transport mechanism provided substantially horizontal so as to divide an inside of the loop bin into cascading levels and for continuously feeding the zigzag endless tape on each level from the tape inlet to the tape outlet.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: February 13, 1990
    Assignee: Otari Electric Company, Ltd.
    Inventors: John E. Gantzhorn, Jr., Toshiaki Shima, Koichi Sota, Kwai-Yung B. Su
  • Fiber reinforced resin sheets
    Patent number: 4892772
    Abstract: A composite sheet of a matrix resin reinforced with a unidirectional array of fiber lengths wherein each of the fiber lengths has alternating straight and excess lengths such that when the sheet is formed into an article, the fibers straighten out and provide essentially straight continuous fiber properties.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: January 9, 1990
    Assignee: E. I. DuPont de Nemours and Company
    Inventor: Kwai-Yung B. Su