Patents by Inventor Charles K. Chan

Charles K. Chan 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).

  • PATTERNING OF OLED MATERIALS
    Publication number: 20160308132
    Abstract: A method of making a patterned OLED layer or layers. The method uses a shadow mask having, for example, a free-standing silicon nitride membrane to pattern color emitter material with a feature size of less than 10 microns. The methods can be used, for example, in the manufacture of OLED microdisplays.
    Type: Application
    Filed: June 24, 2016
    Publication date: October 20, 2016
    Inventors: Charles K. Chan, Ching W. Tang, Fridrich Vazan, Amal Ghosh
  • Patterning of OLED materials
    Patent number: 9385323
    Abstract: A method of making a patterned OLED layer or layers. The method uses a shadow mask having, for example, a free-standing silicon nitride membrane to pattern color emitter material with a feature size of less than 10 microns. The methods can be used, for example, in the manufacture of OLED microdisplays.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: July 5, 2016
    Assignees: University of Rochester, eMagin Corporation
    Inventors: Charles K. Chan, Ching W. Tang, Fridrich Vazan, Amal Ghosh
  • PATTERNING OF OLED MATERIALS
    Publication number: 20150380652
    Abstract: A method of making a patterned OLED layer or layers. The method uses a shadow mask having, for example, a free-standing silicon nitride membrane to pattern color emitter material with a feature size of less than 10 microns. The methods can be used, for example, in the manufacture of OLED microdisplays.
    Type: Application
    Filed: September 9, 2015
    Publication date: December 31, 2015
    Inventors: Charles K. Chan, Ching W. Tang, Fridrich Vazan, Amal Ghosh
  • Patterning of OLED materials
    Patent number: 9142779
    Abstract: A method of making a patterned OLED layer or layers. The method uses a shadow mask having, for example, a free-standing silicon nitride membrane to pattern color emitter material with a feature size of less than 10 microns. The methods can be used, for example, in the manufacture of OLED microdisplays.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: September 22, 2015
    Assignees: University of Rochester, eMagin Corporation
    Inventors: Charles K. Chan, Ching W. Tang, Fridrich Vazan, Amal Ghosh
  • PATTERNING OF OLED MATERIALS
    Publication number: 20150041793
    Abstract: A method of making a patterned OLED layer or layers. The method uses a shadow mask having, for example, a free-standing silicon nitride membrane to pattern color emitter material with a feature size of less than 10 microns. The methods can be used, for example, in the manufacture of OLED microdisplays.
    Type: Application
    Filed: August 6, 2014
    Publication date: February 12, 2015
    Inventors: Charles K. Chan, Ching W. Tang, Fridrich Vazan, Amal Ghosh