Patents by Inventor Chok Bin Tan

Chok Bin Tan 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).

  • Process for drawing gel-spun polyethylene yarns
    Patent number: 7344668
    Abstract: A process for drawing essentially diluent-free gel-spun polyethylene multi-filament yarns in a forced convection air oven and the drawn yarns produced thereby, The process conditions of draw ratio, stretch rate, residence time, oven length and feed speed are selected in specific relation to one another so as to achieve enhanced efficiency and productivity. The drawn yarns are useful in armor, composites, fishing line, ropes, sutures, fabrics and other applications.
    Type: Grant
    Filed: October 31, 2003
    Date of Patent: March 18, 2008
    Assignee: Honeywell International Inc.
    Inventors: Thomas Y-T. Tam, Chok Bin Tan, Lori L. Wagner, Charles R. Arnett
  • Entangled high strength yarn
    Patent number: 5773370
    Abstract: An entangled multifilament yarn made from high strength filaments having a tenacity of at least about 7 g/d, a tensile modulus of at least about 150 g/d and an energy-to-break of at least about 8 J/g. The yarn is used to make ballistic resistant articles.
    Type: Grant
    Filed: February 15, 1996
    Date of Patent: June 30, 1998
    Assignee: AlliedSignal Inc.
    Inventors: James Jay Dunbar, Chok Bin Tan, Gene Clyde Weedon, Thomas Yiu-Tai Tam, Alfred Lewis Cutrone, Elizabeth Stroud Bledsoe