Patents by Inventor Katsuji Kojima

Katsuji Kojima 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: D407043
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: March 23, 1999
    Assignee: Sony Corporation
    Inventors: Katsuji Kojima, Masaaki Harada, Takao Kusuda