1 Utility Patents
#4,042 in Aichi
#427,309 in Japan
Forward Citations = 8
Company Filing History:
Ishizuka Garasu Kabushiki Kaisha
Daito Kako Kabushiki Kaisha
Kabushiki Kaisha Hayashi Takatoshi Shyoten
4. 1 out of 1
Nagara Seishi Kabushiki Kaisha
where one patent can have more than one assignee
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