7 Utility Patents
#457 in Yamanashi 400-0862
#121,602 in Japan
#597,011 in the World
Forward Citations = 4
Company Filing History:
Citizen Electronics Co., Ltd.

where one patent can have more than one assignee
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#457 in Yamanashi 400-0862
#121,602 in Japan
#597,011 in the World
Company Filing History:

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