2 Utility Patents
#225 in Inuyama
#304,758 in Japan
Forward Citations = 11
Company Filing History:
Kabushiki Kaisha Imasen Denki Seisakusho
Nhk Spring Co., Ltd.
where one patent can have more than one assignee
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#225 in Inuyama
#304,758 in Japan
Company Filing History:
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