Patents by Inventor Michael E. Rench

Michael E. Rench 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).

  • Multiple valve assembly and process
    Patent number: 5449294
    Abstract: A multiple valve assembly incorporates three valves in one valve body. The main body has inlet and outlet ports in the mainline, and two sample ports, one on either side of the main valve seat. The valves and sample ports are oriented in only two planes for easy installation and access.
    Type: Grant
    Filed: January 23, 1995
    Date of Patent: September 12, 1995
    Assignee: Texas Instruments Incorporated
    Inventors: Michael E. Rench, Ted D. Schilling