16 Utility Patents
#105 in Kashiwa
#49,095 in Japan
#228,090 in the World
Forward Citations = 100
Company Filing History:


Hitachi Engineering Co., Ltd.
where one patent can have more than one assignee
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#105 in Kashiwa
#49,095 in Japan
#228,090 in the World
Company Filing History:


Get your Inventor Badge Today