24 Utility and 5 Design Patents
#2,890 in Kanagawa
#27,931 in Japan
#129,500 in the World
rank by utility patentsForward Citations = 56
Company Filing History:

Nishikawa Co., Ltd.
4. 2 out of 24
Archem Inc.
5. 2 out of 3,303

where one patent can have more than one assignee
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