Patents by Inventor Yoshika Yokoyama

Yoshika Yokoyama 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).

  • Patent number: D809637
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 6, 2018
    Assignee: KATAKURA INDUSTRIES CO., LTD.
    Inventors: Masanori Yamashita, Toshihiro Akutsu, Tatsuya Takebe, Yoshika Yokoyama, Shigeru Oyama