Patents by Inventor Zhang-Gui Hu

Zhang-Gui Hu 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).

  • Nonlinear optical crystal
    Publication number: 20050254118
    Abstract: There is provided a nonlinear optical crystal which is presented by the formula: K2Al2B2O7. This nonlinear optical crystal is a vacuum ultraviolet light generating nonlinear optical crystal which is easy to grow and of high practical use. There are also provided a wavelength conversion method using this crystal, and an element and a wavelength conversion apparatus for use in the method.
    Type: Application
    Filed: June 30, 2005
    Publication date: November 17, 2005
    Inventors: Takatomo Sasaki, Yusuke Mori, Masashi Yoshimura, Zhang-Gui Hu