29 Utility and 3 Design Patents
#2,249 in Kanagawa
#20,875 in Japan
#97,592 in the World
rank by utility patentsForward Citations = 65
Company Filing History:


Sumitomo Heavy Industries Co., Ltd.
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#2,249 in Kanagawa
#20,875 in Japan
#97,592 in the World
rank by utility patentsCompany Filing History:


Get your Inventor Badge Today