Patents by Inventor Perry Stephenson

Perry Stephenson 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).

  • Coupler and valve assembly
    Patent number: 6474363
    Abstract: A coupler and valve assembly for installing hydronic heating systems. The coupler and valve assembly includes a T-shaped tubular member including an elongate cross portion having open ends and a first channel being disposed therethrough, and also including a branch portion being attached to said elongate cross portion and having an open end and a second channel being disposed therethrough and being connected to the first channel; and also includes a valve assembly being disposed in the first channel and including a pair of valve members and a pair of valve stems.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: November 5, 2002
    Inventor: Perry Stephenson