4 Utility Patents
#2,271 in Chiba
#193,539 in Japan
Forward Citations = 85
Company Filing History:

Shibuya Kogyo Co., Ltd.
Kao Corporation and Shibuya Kogyo Co., Ltd.
where one patent can have more than one assignee
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#2,271 in Chiba
#193,539 in Japan
Company Filing History:

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