Inventor · disambiguated record
John Stuart Cowman
Also filed as: COWMAN JOHN · COWMAN JOHN S · COWMAN JOHN STUART
6 granted patents·5 pending applications·70 citations·filing 1995–2018
79Inventor score
Files withCLARIANT FINANCE BVI LTD3ARCHROMA IP GMBH2CLARIANT INT LTD2COWMAN JOHN STUART2COWMAN JOHN S1
Top patents by PatentIndex Score
11 records- 0194US9809929B2Polyester for the paper industryCLARIANT INT LTD·Filed 2013·Granted Nov 7, 2017·30 cites·19 claims
- 0280US5873913AOptical brightening agentsCLARIANT FINANCE BVI LTD·Filed 1995·Granted Feb 23, 1999·36 cites·6 claims
- 0375US9057155B2Method for reducing negative effects of adhesive contaminants in systems of substances comprising waste paperCLARIANT FINANCE BVI LTD·Filed 2014·Granted Jun 16, 2015·2 cites·14 claims
- 0467US8784606B2Method for reducing negative effects of adhesive contaminants in systems of substances comprising waste paperKOHLER ACHIM·Filed 2010·Granted Jul 22, 2014·2 cites·20 claims
- 0548US11274397B2Copolymer, aqueous solution comprising the copolymer and method for reducing negative effects of natural pitch and adhesive contaminants in both pulping and papermaking operationsARCHROMA IP GMBH·Filed 2018·Granted Mar 15, 2022·0 cites·20 claims
- 0648US2009025895A1Process for the Manufacture of Paper and BoardCOWMAN JOHN STUART·Filed 2007·Application pending·0 cites
- 0747US2015240029A1PolyesterCLARIANT FINANCE BVI LTD·Filed 2013·Application pending·0 cites
- 0844US2009107644A1Dry Strength System for the Production of Paper and BoardCOWMAN JOHN STUART·Filed 2006·Application pending·0 cites
- 0940US2015027652A1Method for Reducing Negative Effects of Natural Pitch Contaminants in Both Pulping and Papermaking OperationsCLARIANT INT LTD·Filed 2013·Application pending·0 cites
- 1039US2007265469A1Fatty Acid Esters of Alkanolamines and Their Use as Softening AgentsCOWMAN JOHN S·Filed 2005·Application pending·0 cites
- 1138US10829895B2Use of an acrylate copolymer as retention aid in a method of making a substrate comprising cellulosic fibresARCHROMA IP GMBH·Filed 2017·Granted Nov 10, 2020·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →