Patents by Inventor Charles V. Evans

Charles V. Evans 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).

  • BIOMETRIC IDENTIFICATION TELEMEDICINE SOFTWARE
    Publication number: 20170091392
    Abstract: A method and system for secure electronic transfer of patient information is described, along with submethods and subsystems for encoding the patient information and for accessing the patient information. The patient biometric identification information is used to create a distinct encrypted biometric identity. Access to a patient's information is conditioned on a match to the patient biometric identification.
    Type: Application
    Filed: May 2, 2016
    Publication date: March 30, 2017
    Inventors: Steven C. White, Charles V. Evans, JR.
  • Re-entrant coaxial cavity power combiner
    Patent number: 4571555
    Abstract: A plurality of negative resistance devices is spaced below a cylindrical center conductor of a single coaxial cavity. Each negative resistance device has a bias device connected to it by a bias wire. Extending radially through the outer wall of the coaxial cavity is a coax cable with an RF coupling probe. A tuning screw is place axially through the interior of the center conductor for tuning the frequency of the power combiner.
    Type: Grant
    Filed: March 30, 1984
    Date of Patent: February 18, 1986
    Assignee: Motorola, Inc.
    Inventors: Bernard E. Sigmon, Charles V. Evans