13 Utility Patents
#702 in Chiba
#61,885 in Japan
#285,181 in the World
Forward Citations = 72
Company Filing History:

Honshu Seishi Kabushiki Kaisha
where one patent can have more than one assignee
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#702 in Chiba
#61,885 in Japan
#285,181 in the World
Company Filing History:

Get your Inventor Badge Today