Patents by Inventor An Binh Vu

An Binh Vu 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: 5818556
    Abstract: An encapsulated liquid crystal layer is patterned by placing a mask into contact with a coated substrate. The mask is held against the substrate, for example, by a vacuum, to form a seal. The assembly is submerged in a solvent to dissolve the exposed region of the encapsulated liquid crystal material.
    Type: Grant
    Filed: July 24, 1996
    Date of Patent: October 6, 1998
    Assignee: Raychem Corporation
    Inventors: John R. Havens, Binh Vu Cao, Frank Wasilewski, Philip J. Jones, Damoder Reddy, Brackin L. Andrews
  • Patent number: 5738804
    Abstract: A method is disclosed for making a liquid crystal composite including a dye. The method comprises forming volumes in which a liquid crystal material is surrounded by a containment medium, forming a dye dispersion, combining the dye dispersion and the volumes of liquid material, and treating that combination to facilitate the transfer of the dye into the volumes of liquid crystal material.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: April 14, 1998
    Assignee: Raychem Corporation
    Inventors: Binh Vu Cao, Wayne Montoya, Damoder Reddy, Aldrich N. K. Lau