19 Utility Patents
#12 in Kitakatsuragi-gun
#39,252 in Japan
#181,495 in the World
Forward Citations = 77
Company Filing History:



4. 1 out of 1
Daiwa Plastics Co., Ltd.
5. 1 out of 772
Koyo Seiko Company, Ltd.
where one patent can have more than one assignee
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