Patents by Inventor Barton Biche

Barton Biche 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).

  • BIFOCAL MAGNIFIER PLATE FOR USE IN WELDING
    Publication number: 20070089215
    Abstract: A protective lens assembly includes a protective lens, such as an auto-darkening lens, having a first viewing portion and a second viewing portion. One of the first or second viewing portions includes a magnifier plate, allowing the viewer to view magnified images through one of the first or second viewing portions and unmagnified images through the other of the first or second viewing portions. The lens assembly allows the viewer to perform close-up tasks and other tasks without having to reconfigure the lens assembly between tasks.
    Type: Application
    Filed: October 26, 2006
    Publication date: April 26, 2007
    Applicant: LIGHTSWITCH SAFETY SYSTEMS, INC.
    Inventors: Barton Biche, David Woodward