Patents by Inventor John L. Balser

John L. Balser 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: 4187021
    Abstract: An elongated base frame has vertical handles at each end and a camera attachment plate centrally located between the handles. A double parallelogram linkage consisting of a pair of inner parallel links with the links connected to the upper end of one of the handles, a floating swing link and an outer pair of pivotal links connected to a clamp ring provides support for a flash unit positioned in the clamp ring with the linkage system permitting practically universal movement of the flash bracket to a desired position. Another feature involves an umbrella reflector attachment connectable to the clamp ring for permitting use of the unit with reflected light.
    Type: Grant
    Filed: June 28, 1978
    Date of Patent: February 5, 1980
    Inventor: John L. Balser