12 Utility Patents
#22 in Naka
#69,919 in Japan
#328,590 in the World
Forward Citations = 5
Company Filing History:


D.n.a. Metal Company, Limited
where one patent can have more than one assignee
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#22 in Naka
#69,919 in Japan
#328,590 in the World
Company Filing History:


Get your Inventor Badge Today