Patents by Inventor Richard R. Larson

Richard R. Larson 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).

  • MICROWAVE ENERGY-DELIVERY DEVICE AND SYSTEM
    Publication number: 20250082403
    Abstract: A microwave ablation device including a cable assembly configured to connect a microwave ablation device to an energy source and a feedline in electrical communication with the cable assembly. The microwave ablation device further includes a balun on an outer conductor of the feedline, and a temperature sensor on the balun sensing the temperature of the balun.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Inventors: Joseph D. Brannan, Casey M. Ladtkow, Darion R. Peterson, Eric W. Larson, William J. Dickhans, Richard A. Willyard, Jason A. Case
  • Firing device, explosive charge, method, and system, for seismic exploration
    Patent number: 3937296
    Abstract: A firing device is provided for initiation of delay type seismic charge assemblies, which comprises means for conveying and guiding the charge assemblies, in the seismic test zone, into electrical initiation contact with one of any number of available pairs of electrical conductor surfaces, insulated from the other and adapted to connect with opposite poles of an external firing current source; and means for directing the thus initiated assemblies from the initiation zone, during the delay period, for subsequent detonation.Also provided are elongated end-recessed seismic charge assemblies initiated in the above device; and seismic exploration system, and method, utilizing said device.
    Type: Grant
    Filed: February 26, 1970
    Date of Patent: February 10, 1976
    Assignee: Hercules Incorporated
    Inventor: Richard R. Larson