7 Utility Patents
#1,145 in Hyogo
#121,296 in Japan
#593,809 in the World
Forward Citations = 22
Company Filing History:
Nihon Yamamura Glass Co., Ltd.

where one patent can have more than one assignee
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#1,145 in Hyogo
#121,296 in Japan
#593,809 in the World
Company Filing History:

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