VP

Volker Porrmann

KA Kao: 3 patents #1,053 of 3,221Top 35%
CG Cognis Deutschland Gmbh: 1 patents #41 of 107Top 40%
CD Cognis Deutschland: 1 patents #101 of 244Top 45%
HA Henkel Kommanditgesellschaft Auf Aktien: 1 patents #934 of 1,846Top 55%
SL Smithkline Beecham Limited: 1 patents #893 of 1,624Top 55%
Overall (All Time): #750,986 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7582600 Use of unsaturated ketones as a perfume Thomas Markert, Frank Rittler 2009-09-01
7476647 Ether lactone Thomas Markert, Alfred Westfechtel 2009-01-13
7060668 2,3, 5, 5-tetramethylhexanal derivatives Thomas Markert 2006-06-13
6632787 Carbonyl compounds, methods of making the same, and their use as fragrances and fragrance-enhancing additives Thomas Markert, Ute Lemke, Elke Veit, Theo Ten Pierik, Ralph Nemitz +1 more 2003-10-14
6555517 Methods of providing a fragrance to a composition and methods of enhancing fragrances using cyclooctadiene hydroformylation products Thomas Markert, Theo Ten Pierik 2003-04-29
5932771 Carbonyl compounds Thomas Markert, Ulf-Armin Schaper, Werner Faber, Theo Ten Pierik 1999-08-03
5504066 Pentene derivatives, their production and use Thomas Markert, Klaus Bruns 1996-04-02