40 Utility Patents
#3 in Niihama
#11,978 in Japan
#57,076 in the World
Forward Citations = 101
Company Filing History:


Toho Gas Co., Ltd.
where one patent can have more than one assignee
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#3 in Niihama
#11,978 in Japan
#57,076 in the World
Company Filing History:


Get your Inventor Badge Today