This inventor holds 1 USPTO granted patent. Top assignees: Kureha Chemical Industry Company, Limited, Mushima Paper Co., Ltd.. Active years: 1987.
% Patents Active = 100.0
Average Co-Inventor Count = 3.0
ph-index = 1
Forward Citations = 9(Granted Patents)
Company Filing History:
1 out of 128 
Kureha Chemical Industry Company, Limited
1 out of 1 Mushima Paper Co., Ltd.
where one patent can have more than one assignee
Years Active: 1987
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1 patent (USPTO):Explore Patents
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