6 Utility Patents
#1,621 in Chiba
#137,308 in Japan
#673,011 in the World
Forward Citations = 27
Company Filing History:



4. 1 out of 1,640
Hitachi Chemical Company, Ltd.
where one patent can have more than one assignee
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#1,621 in Chiba
#137,308 in Japan
#673,011 in the World
Company Filing History:



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