Patents by Inventor Don L. Redman

Don L. Redman 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).

  • Ambulatory apparatus
    Patent number: 6773032
    Abstract: Ambulatory apparatus includes a framework mounted to a chassis for movement between sitting, standing and reclining conditions. Leading, trailing and intermediate wheel assemblies are attached to the chassis for supporting the chassis in a first wheeled condition including the leading and intermediate wheel assemblies engaged for wheeled movement against a support surface and a second wheeled condition including the trailing and intermediate wheel assemblies engaged for wheeled movement against a support surface. The chassis and the framework define a center of gravity that is centered at the intermediate wheel assembly in each of the sitting and reclining conditions of the framework, and that is centered at the leading wheel assembly in the standing condition of the framework.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: August 10, 2004
    Inventors: Don L. Redman, Samuel G. Redman, Greggory Schickling
  • Ambulatory apparatus
    Publication number: 20030227161
    Abstract: Ambulatory apparatus includes a framework mounted to a chassis for movement between sitting, standing and reclining conditions. Leading, trailing and intermediate wheel assemblies are attached to the chassis for supporting the chassis in a first wheeled condition including the leading and intermediate wheel assemblies engaged for wheeled movement against a support surface and a second wheeled condition including the trailing and intermediate wheel assemblies engaged for wheeled movement against a support surface. The chassis and the framework define a center of gravity that is centered at the intermediate wheel assembly in each of the sitting and reclining conditions of the framework, and that is centered at the leading wheel assembly in the standing condition of the framework.
    Type: Application
    Filed: May 31, 2002
    Publication date: December 11, 2003
    Inventors: Don L. Redman, Samuel G. Redman, Greggory Schickling