Patents by Inventor James H. Brownell

James H. Brownell 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 PROCESSING CHAMBER
    Publication number: 20170118807
    Abstract: An apparatus includes a chamber configured to support a number of quasi-orthogonal resonant modes, and at least one antenna assembly, where the antenna assembly includes an antenna having a radiating element, where (i) the antenna has predominantly linear polarization of radiation defined by a polarization plane, (ii) the radiating element is disposed within the chamber such that the polarization plane is not parallel and not perpendicular to the plane containing a primary axis of the chamber and a central point of the radiating element, and (iii) each antenna is coupled to the chamber through a designated surface of the chamber and coupled to a source of microwave or radio frequency energy external to the chamber having a nominal operating frequency.
    Type: Application
    Filed: December 12, 2016
    Publication date: April 27, 2017
    Applicant: Upscale Holdings, Inc.
    Inventors: Valerie S. Zhylkov, James H. Brownell, Stanislav Zhilkov, Alexei V. Smirnov
  • Microwave processing chamber
    Patent number: 9560699
    Abstract: An apparatus includes a chamber configured to support a number of quasi-orthogonal resonant modes, and at least one antenna assembly, where the antenna assembly includes an antenna having a radiating element, where (i) the antenna has predominantly linear polarization of radiation defined by a polarization plane, (ii) the radiating element is disposed within the chamber such that the polarization plane is not parallel and not perpendicular to the plane containing a primary axis of the chamber and a central point of the radiating element, and (iii) each antenna is coupled to the chamber through a designated surface of the chamber and coupled to a source of microwave or radio frequency energy external to the chamber having a nominal operating frequency.
    Type: Grant
    Filed: April 8, 2010
    Date of Patent: January 31, 2017
    Assignee: Upscale Holdings, Inc.
    Inventors: Valerie S. Zhylkov, James H. Brownell, Stanislav Zhilkov, Alexei V. Smirnov
  • MICROWAVE PROCESSING CHAMBER
    Publication number: 20120305808
    Abstract: An apparatus includes a chamber configured to support a number of quasi-orthogonal resonant modes, and at least one antenna assembly, where the antenna assembly includes an antenna having a radiating element, where (i) the antenna has predominantly linear polarization of radiation defined by a polarization plane, (ii) the radiating element is disposed within the chamber such that the polarization plane is not parallel and not perpendicular to the plane containing a primary axis of the chamber and a central point of the radiating element, and (iii) each antenna is coupled to the chamber through a designated surface of the chamber and coupled to a source of microwave or radio frequency energy external to the chamber having a nominal operating frequency.
    Type: Application
    Filed: April 8, 2010
    Publication date: December 6, 2012
    Inventors: Valerie S. Zhylkov, James H. Brownell, Stanislav Zhilkov, Alexei V. Smirnov