22 Utility Patents
#8 in Shimizu
#31,904 in Japan
#147,970 in the World
Forward Citations = 704
Company Filing History:

Shimizu Engineering Co., Ltd.
where one patent can have more than one assignee
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#8 in Shimizu
#31,904 in Japan
#147,970 in the World
Company Filing History:

Get your Inventor Badge Today