Patents by Inventor James C. Shih

James C. Shih 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).

  • METHOD OF MANUFACTURING PHOSPHOR TRANSLUCENT CERAMICS AND LIGHT EMITTING DEVICES
    Publication number: 20140264987
    Abstract: Disclosed herein is a method of increasing the luminescent efficiency of a translucent phosphor ceramic. Other embodiments are methods of manufacturing a phosphor translucent ceramic having increased luminescence. Another embodiment is a light emitting device comprising a phosphor translucent ceramic of one of these methods.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 18, 2014
    Inventors: James C. Shih, Hiroaki Miyagawa
  • Gas discharge lamp lighting system with phase synchronized gating of d.c. electrode voltage
    Patent number: 5440204
    Abstract: The present invention relates to a gas discharge lamp lighting system in which a voltage source is provided for supplying an a.c. voltage across the lamp electrodes and, further, a source of stored d.c. voltage which is gated to the electrodes in synchronism with and additive to the a.c. voltage, in order to provide a resultant voltage across the electrodes of a magnitude sufficient to light the lamp.
    Type: Grant
    Filed: June 14, 1993
    Date of Patent: August 8, 1995
    Assignee: Intermatic Incorporated
    Inventor: James C. Shih