Patents Represented by Law Firm Newman, Williams, Anderson & Olson
  • Cooling system
    Patent number: 4550692
    Abstract: An engine cooling system wherein coolant is circulated through a circuit including an engine, a radiator and an aftercooler. Means are provided for automatically regulating the temperature of the coolant passing through the aftercooler. Greater cooling is achieved in the aftercooler by utilizing the natural occurrence of low temperature coolant in the bottom tank of a conventional radiator during the most frequently prevailing operating conditions.
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: November 5, 1985
    Assignee: Cummins Engine Company, Inc.
    Inventor: John G. Crofts, Sr.
  • High bandwidth fiber and method of forming the same by preform rotation during drawing
    Patent number: 4473273
    Abstract: The data carrying capacity of an optical fiber drawn from a glass preform is enhanced and optimized by effecting refractive index changes by preform rotation during drawing.
    Type: Grant
    Filed: September 4, 1981
    Date of Patent: September 25, 1984
    Assignee: TRW Inc.
    Inventor: Malcolm H. Hodge