11 Utility Patents
#112 in Katsuta
#77,116 in Japan
#364,534 in the World
Forward Citations = 125
Company Filing History:


Showa Denka K.k.
4. 1 out of 26
Babcock-hitachi K.k.
5. 1 out of 56
Hitachi Plant Engineering Construction Co., Ltd.
where one patent can have more than one assignee
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