17 Utility Patents
#8,866 in Tokyo
#45,339 in Japan
#210,624 in the World
Forward Citations = 192
Company Filing History:
Nihon Parkerizing Co., Ltd.

Oxy Metal Industries Corporation
4. 4 out of 3,252
Nippondenso Co., Ltd.
5. 2 out of 5
San-ai Oil Co., Ltd.
where one patent can have more than one assignee
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