Patents by Inventor Dale Robert Kane

Dale Robert Kane 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).

  • Valve seal assembly
    Patent number: 6932354
    Abstract: The present invention is directed to a valve seal assembly for use in multi-chamber vacuum devices. The seal assembly comprises a door and a deformable seal ring running along the periphery of the door, wherein the seal ring is held in place by a reversibly mounted securing means such as a disk, ring or clamp.
    Type: Grant
    Filed: February 6, 2003
    Date of Patent: August 23, 2005
    Assignee: DuPont Dow Elastomers, LLC
    Inventors: Dale Robert Kane, Norihisa Minowa, Kohtaro Takahashi
  • Valve seal assembly
    Publication number: 20030164596
    Abstract: The present invention is directed to a valve seal assembly for use in multi-chamber vacuum devices. The seal assembly comprises a door and a deformable seal ring running along the periphery of the door, wherein the seal ring is held in place by a reversibly mounted securing means such as a disk, ring or clamp.
    Type: Application
    Filed: February 6, 2003
    Publication date: September 4, 2003
    Inventors: Dale Robert Kane, Norihisa Minowa, Kohtaro Takahashi