This inventor holds 2 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Ministry of International Trade & Industry, Sumitomo Metal Mining Company, Ltd.. Active years: 1981-1989.
% Patents Active = 100.0
Average Co-Inventor Count = 3.0
ph-index = 2
Forward Citations = 9(Granted Patents)
Company Filing History:
1 out of 1,430 
Agency of Industrial Science and Technology
1 out of 348 Ministry of International Trade & Industry
1 out of 898 
Sumitomo Metal Mining Company, Ltd.
where one patent can have more than one assignee
Years Active: 1981-1989
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2 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]