Patents by Inventor Zhang Zuyi

Zhang Zuyi 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 member and method of manufacturing the same
    Patent number: 8778450
    Abstract: An optical member including an oxide layer that has a stable fine textured structure and is excellent in durability is provided. The optical member includes a base material and an antireflection coating on a surface of the base material. The antireflection coating includes at least an oxide layer having a fine textured structure on the surface, and the oxide layer contains a phosphate compound. Furthermore, a method of manufacturing the optical member is provided.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: July 15, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Zhang Zuyi, Hiroyuki Tanaka, Masayuki Yamada