Patents by Inventor Peter W. Tsang

Peter W. Tsang 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).

  • Swath cargo ship
    Patent number: 5787828
    Abstract: A small water plane area twin hull (SWATH) ship (10) has two demi-hulls (11), a strut (12) mounted to each hull which extends to a cross structure (14) spanning the struts. A buoyant foil (18) extends between the two hulls.
    Type: Grant
    Filed: November 27, 1996
    Date of Patent: August 4, 1998
    Assignee: Service Marine Industries, Inc.
    Inventors: Brian K. Barbier, John B. Crabtree, Jr., Peter W. Tsang
  • Swath cargo ship
    Patent number: D404003
    Type: Grant
    Filed: November 27, 1997
    Date of Patent: January 12, 1999
    Assignee: Service Marine Industries, Inc.
    Inventors: Brian K. Barbier, John B. Crabtree, Jr., Peter W. Tsang
  • Swath cargo ship hull
    Patent number: D414457
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: September 28, 1999
    Assignee: Service Marine Industries, Inc.
    Inventors: Brian K. Barbier, John B. Crabtree, Jr., Peter W. Tsang