Patents by Inventor Steven Kohlman

Steven Kohlman 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: 6216299
    Abstract: A wheelchair cushion system for alternating the pressure points upon the individual's body and providing adequate ventilation to the individual's body in contact with the cushion thereby significantly reducing pressure sores. The inventive device includes a battery, a power switch electrically connected to the battery, a pump timer electrically connected to the power switch and to a pump, a first cycle timer electrically connected to the power switch and a first valve wherein the first valve is fluidly connected to the pump, a second cycle timer electrically connected to the power switch and a second valve wherein the second valve is fluidly connected to the pump, a plurality of first pockets fluidly connected to said first valve, and a plurality of second pockets fluidly connected to the second valve.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: April 17, 2001
    Inventor: Steven Kohlman