Patents by Inventor Christopher E. Brown

Christopher E. Brown 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).

  • APPARATUS AND METHOD FOR PRECISE APPLICATION OF LUBRICANT ON COLLIMATOR COMPONENTS
    Publication number: 20170096612
    Abstract: A method of applying a lubricant onto a carriage box of a collimator includes: providing a mixture having a lubricant and a solvent; applying an amount of the mixture that includes a predetermined quantity of the lubricant onto a first set of guide rails at a first side of the carriage box; and removing the solvent from the mixture to leave the lubricant adhering to the surface. A kit for lubricating a collimator includes: a container housing a lubricating mixture having a lubricant mixed in a solvent; wherein a quantity of the lubricant is predetermined based, at least in part, on a first surface area of a first set of guide rails at a first side of a carriage box, a second surface area of a second set of guide rails at a second side of the carriage box, or both the first surface area and the second surface area.
    Type: Application
    Filed: October 2, 2015
    Publication date: April 6, 2017
    Applicant: VARIAN MEDICAL SYSTEMS, INC.
    Inventors: Stephen J. MOHR, Jonathan EVANS, David BUSECK, Robert KOPELS, Christopher E. BROWN, Steve DOWNEY
  • Beam filter positioning device
    Patent number: 8761347
    Abstract: A system includes a beam filter positioning device including a plate configured to support one or more beam filters, and one or more axes operable to move the plate relative to a beam line. A control mechanism is coupled to the one or more axes for controlling the movement of the axes and configured to automatically adjust the position of at least one of the one or more beam filters relative to the beam line.
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: June 24, 2014
    Assignee: Varian Medical Systems, Inc.
    Inventors: Christopher E. Brown, Steven W. Prince, William A. Strachan, Stanley Mansfield, Stephen Mohr
  • BEAM FILTER POSITIONING DEVICE
    Publication number: 20120087478
    Abstract: A system includes a beam filter positioning device including a plate configured to support one or more beam filters, and one or more axes operable to move the plate relative to a beam line. A control mechanism is coupled to the one or more axes for controlling the movement of the axes and configured to automatically adjust the position of at least one of the one or more beam filters relative to the beam line.
    Type: Application
    Filed: December 13, 2011
    Publication date: April 12, 2012
    Applicant: Varian Medical Systems, Inc.
    Inventors: Christopher E. Brown, Steven W. Prince, William A. Strachan, Stanley Mansfield, Stephen Mohr
  • Beam filter positioning device
    Patent number: 8077830
    Abstract: A system includes a beam filter positioning device including a plate configured to support one or more beam filters, and one or more axes operable to move the plate relative to a beam line. A control mechanism is coupled to the one or more axes for controlling the movement of the axes and configured to automatically adjust the position of at least one of the one or more beam filters relative to the beam line.
    Type: Grant
    Filed: September 28, 2009
    Date of Patent: December 13, 2011
    Assignee: Varian Medical Systems, Inc.
    Inventors: Christopher E. Brown, Steven W. Prince, William A. Strachan, Stanley Mansfield, Stephen Mohr
  • BEAM FILTER POSITIONING DEVICE
    Publication number: 20110075815
    Abstract: A system includes a beam filter positioning device including a plate configured to support one or more beam filters, and one or more axes operable to move the plate relative to a beam line. A control mechanism is coupled to the one or more axes for controlling the movement of the axes and configured to automatically adjust the position of at least one of the one or more beam filters relative to the beam line.
    Type: Application
    Filed: September 28, 2009
    Publication date: March 31, 2011
    Applicant: Varian Medical Systems, Inc.
    Inventors: Christopher E. Brown, Steven W. Prince, William A. Strachan, Stanley Mansfield, Stephen Mohr