23 Utility Patents
#224 in Wako
#29,157 in Japan
#133,931 in the World
Forward Citations = 116
Company Filing History:


Hitachi Powdered Metals Co., Ltd.
where one patent can have more than one assignee
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#224 in Wako
#29,157 in Japan
#133,931 in the World
Company Filing History:


Get your Inventor Badge Today