Patents by Inventor Jack L. Bohmrich

Jack L. Bohmrich 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).

  • Constant volume buoyancy compensator
    Patent number: 4114389
    Abstract: A diver's buoyancy compensator employs a constant volume chamber which is controllably pressurized with air from the diver's SCUBA tank, and water is admitted to or emitted from the tank by one or the other of two manually operated valves.
    Type: Grant
    Filed: July 1, 1977
    Date of Patent: September 19, 1978
    Assignee: Dacor Corporation
    Inventors: Jack L. Bohmrich, William A. Bowden, Jr., Vernon G. Pedersen
  • Tank filter
    Patent number: 4032311
    Abstract: A filter formed of minute fibers of borosilicate glass is mounted to the inlet-outlet valve of a rechargeable pressure vessel to remove entrained particles from fluid entering and exiting the vessel.
    Type: Grant
    Filed: June 1, 1976
    Date of Patent: June 28, 1977
    Assignee: Dacor Corporation
    Inventors: Jack L. Bohmrich, William A. Bowden, Jr., Vernon G. Pedersen