9 Utility Patents
#8 in Shimodate
#95,540 in Japan
#457,599 in the World
Forward Citations = 127
Company Filing History:
Hitachi Chemical Company, Ltd.

Asahi Denka Kogyo K.k.
4. 1 out of 1
Fuji Fiber Glass Co., Ltd.
where one patent can have more than one assignee
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