11 Utility Patents
#4,447 in Yokohama
#75,336 in Japan
#349,302 in the World
Forward Citations = 5
Company Filing History:
Sumitomo Chemical Company, Limited


where one patent can have more than one assignee
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#4,447 in Yokohama
#75,336 in Japan
#349,302 in the World
Company Filing History:


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