Patents by Inventor Martin A. Halttunen

Martin A. Halttunen 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).

  • Semiconductor and heat sink assembly
    Patent number: 4161016
    Abstract: A semiconductor and heat sink assembly of the type having two groups of semiconductor devices only one group of which is operable at any instant in time has the semiconductor devices arranged, with respect to the heat sink portion of the assembly, in a divided manner such that maximum utilization is made of the heat sink to thereby provide improved duty cycle capabilities.
    Type: Grant
    Filed: December 12, 1977
    Date of Patent: July 10, 1979
    Assignee: General Electric Company
    Inventors: Norman E. Born, Martin A. Halttunen