29 Utility and 2 Design Patents
#11 in Sanda
#20,774 in Japan
#96,895 in the World
rank by utility patentsForward Citations = 410
Company Filing History:
Nippon Pillar Packing Co., Ltd.
Nissei Industry Corporation
Asahi Diamond Industrial Co., Ltd.
4. 1 out of 10,189

5. 1 out of 1
Nissei Industrial Co., Ltd.
where one patent can have more than one assignee
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