Patents by Inventor Bishnu P. Datta

Bishnu P. Datta 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).

  • Pressure regulator
    Patent number: D291231
    Type: Grant
    Filed: December 27, 1984
    Date of Patent: August 4, 1987
    Assignee: L-TEC Company
    Inventor: Bishnu P. Datta
  • Gas pressure regulator
    Patent number: D311437
    Type: Grant
    Filed: April 18, 1988
    Date of Patent: October 16, 1990
    Assignee: L-TEC
    Inventors: Bishnu P. Datta, David G. Anderson
  • Gas pressure regulator
    Patent number: D318318
    Type: Grant
    Filed: April 18, 1988
    Date of Patent: July 16, 1991
    Assignee: L-Tec
    Inventors: Bishnu P. Datta, David G. Anderson