24 Utility and 1 Design Patents
#215 in Hitachi
#27,957 in Japan
#129,648 in the World
rank by utility patentsForward Citations = 29
Company Filing History:

Hitachi Industrial Equipment Systems Co., Ltd.

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#215 in Hitachi
#27,957 in Japan
#129,648 in the World
rank by utility patentsCompany Filing History:


Get your Inventor Badge Today