11 Utility Patents
#687 in Hyogo
#76,853 in Japan
#362,305 in the World
Forward Citations = 4
Company Filing History:
Nihon Spindle Manufacturing Co., Ltd.
University of Hyogo

4. 1 out of 36,193

5. 1 out of 2
Kabushiki Kaisha Dainichi Seisakusho
where one patent can have more than one assignee
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