1 Utility Patents
#19,462 in Yokohama
#423,855 in Japan
Forward Citations = 3
Company Filing History:
Hitachi, Ltd.
Hitachi Koki Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today
#19,462 in Yokohama
#423,855 in Japan
Company Filing History:
Get your Inventor Badge Today