Patents by Inventor Norman W. Bristow

Norman W. Bristow 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: 5121651
    Abstract: A control system for a paraplegic or double amputee for the hand operation of throttle and brake pedals of an automotive vehicle consisting of two bracket assemblies for removable attachment to a brake or throttle pedal, each assembly being swivably connected to an adjustable length rod so that the user can remotely manipulate the pedal by hand.
    Type: Grant
    Filed: April 4, 1990
    Date of Patent: June 16, 1992
    Inventor: Norman W. Bristow
  • Patent number: 4120960
    Abstract: Therapeutic activity, and in particular the ability to induce diuresis or saluresis, has been discovered in 4-hydroxy- or 4-mercapto-2-aryl-1,2-dihydrophthalazine-1-acetic acids, the tautomers of these namely 4-oxo or thio-2-aryl-1,2-tetrahydrophthalazine-1-acetic acids, and in the ester and alcohol derivatives of the acids, and in the acyl derivatives of the 4-hydroxy or mercapto compounds and in the 3-alkyl derivatives of the 4-oxo or thio compounds. Therapeutic compositions and methods using the compounds are described, as also are novel compounds.
    Type: Grant
    Filed: August 1, 1977
    Date of Patent: October 17, 1978
    Assignee: The Boots Company Limited
    Inventors: Norman W. Bristow, Peter E. Macey, Kenneth J. Nichol, Malcolm F. Sim