Patents by Inventor Koichi Hanazaki

Koichi Hanazaki 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).

  • Measurement instrument for communication
    Patent number: D573906
    Type: Grant
    Filed: September 18, 2007
    Date of Patent: July 29, 2008
    Assignee: Anritsu Corporation
    Inventors: Tatsuyuki Maki, Koichi Hanazaki, Kazuhiko Zaima, Shigenori Asakura, Kei Suzuki