Patents by Inventor Keith Andrew Helms

Keith Andrew Helms 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).

  • Tunable photo-detector device
    Patent number: 9989410
    Abstract: A photo-detector device may include a substrate having a bottom surface. The photo-detector device may further include a photocell secured to the bottom surface of the substrate. The photo-detector device may further include a metallic block having a top portion secured to a bottom surface of the substrate to enclose the photocell, wherein an opening is formed within the metallic block that extends from the top portion of the metallic block to a bottom portion of the metallic block to form an aperture for light to travel through the metallic block to the photocell. The photo-detector device may further include a member insertable into the metallic block to vary an open area of the aperture.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: June 5, 2018
    Assignee: Heraeus Noblelight America LLC
    Inventors: Keith Andrew Helms, Timothy Allan Dombkowski, James Robert Elliott
  • TUNABLE PHOTO-DETECTOR DEVICE
    Publication number: 20160146664
    Abstract: A photo-detector device may include a substrate having a bottom surface. The photo-detector device may further include a photocell secured to the bottom surface of the substrate. The photo-detector device may further include a metallic block having a top portion secured to a bottom surface of the substrate to enclose the photocell, wherein an opening is formed within the metallic block that extends from the top portion of the metallic block to a bottom portion of the metallic block to form an aperture for light to travel through the metallic block to the photocell. The photo-detector device may further include a member insertable into the metallic block to vary an open area of the aperture.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Keith Andrew Helms, Timothy Allan Dombkowski, James Robert Elliott