34 Utility Patents
#3,283 in Tokyo
#15,468 in Japan
#71,603 in the World
Forward Citations = 1,067
Company Filing History:
Hitachi Koki Co., Ltd.
Hitachi Seiko, Ltd.
where one patent can have more than one assignee
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#3,283 in Tokyo
#15,468 in Japan
#71,603 in the World
Company Filing History:
Get your Inventor Badge Today