Osaka, Japan

David B Cotts

This inventor holds 2 USPTO granted patents. Top assignee: Osaka Gas Company Limited. Active years: 1991-1993.


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1991-1993

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2 patents (USPTO):Explore Patents
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