Patents by Inventor Robert M. Frisby

Robert M. Frisby 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: 5490656
    Abstract: A camper jack stand system comprising: at least one stand, each stand being formed in an elongated configuration and including a top segment, a bottom segment and central segment therebetween, the top segment including coupling devices to permit releasable coupling of a conventional camper jack thereto, the bottom segment having a wide base to provide a stable support foundation for the stand, the elongated central segment providing additional clearance height between the ground and a camper supported by a conventional camper jack.
    Type: Grant
    Filed: January 19, 1995
    Date of Patent: February 13, 1996
    Inventor: Robert M. Frisby