Patents by Inventor Howard Hoon Lee

Howard Hoon Lee 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).

  • Optical devices with engineered nonlinear nanocomposite materials
    Publication number: 20050058416
    Abstract: The invention relates to an optical device. The optical device comprises a waveguide core and a nanocomposite material optically coupled to the waveguide core. The nanocomposite material includes a plurality of quantum dots. The nanocomposite material has a nonlinear index of refraction ? that is at least 10?9 cm2/W when irradiated with an activation light having a wavelength ? between approximately 3×10?5 cm and 2×10?4 cm.
    Type: Application
    Filed: July 16, 2004
    Publication date: March 17, 2005
    Inventors: Howard Hoon Lee, Alan Chin, William Pfenninger