WW

Wolfgang Wehner

CI Ciba-Geigy: 27 patents #78 of 2,867Top 3%
WG Witco Vinyl Additives Gmbh: 11 patents #1 of 14Top 8%
JH J.M. Huber: 6 patents #26 of 207Top 15%
CC Ciba Specialty Chemicals: 4 patents #283 of 1,233Top 25%
NA Nabaltec Ag: 3 patents #3 of 13Top 25%
CI Ciga-Geigy: 2 patents #1 of 17Top 6%
CR Crompton: 1 patents #83 of 231Top 40%
CC Ciba Speciality Chemicals: 1 patents #3 of 41Top 8%
📍 Zwingenberg, DE: #1 of 212 inventorsTop 1%
Overall (All Time): #36,983 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
10351776 Triazine-intercalated metal phosphates, compositions, and methods Hans-Gunter Kostler, Trupte Dave 2019-07-16
10221301 Flame retardant composition Marcus Leistner, Rudolf Pfaendner, Trupti Dave, Hans-Gunter Kostler, Yann Charlotte Bourgeois 2019-03-05
9708538 Flame protection agent compositions containing triazine intercalated metal phosphates Hans-Gunter Kostler, Trupte Dave 2017-07-18
9505793 Azine metal phosphates as flame-retardant materials 2016-11-29
9453117 Triazine compounds containing phosphorous as flame retardants Trupti Dave 2016-09-27
9200122 Triazine compounds containing phosphorous as flame retardants Trupti Dave 2015-12-01
8754154 Triazine compounds containing phosphorous as flame retardants Trupti Dave 2014-06-17
8506854 Stabilizer system for halogenated polymers Trupti Dave 2013-08-13
8168078 Zinc-containing calcium-aluminium double salts Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla 2012-05-01
7943176 Oral dosage form for propiverine or its pharmaceutically acceptable salts with an extended release of the active ingredient Thomas Gramatte, Peter Gruber, Michael Heschel, Dirk Pamperin, Jan Ploen +2 more 2011-05-17
7919066 Calcium carbonate hydroxodialuminates comprising a hexagonal platelet-shaped crystal habit Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla 2011-04-05
7741390 Coordination-polymeric triethanolamineperchlorato(triflato)metal inner complexes as additives for synthetic polymers Trupti Dave, Thomas Wannemacher 2010-06-22
7671118 Stabilizer system for stabilizing halogen-containing polymers Hans-Helmut Friedrich 2010-03-02
7393887 Stabilizer system for stabilizing halogen-containing polymers Hans-Helmut Friedrich, Karl-Josef Kuhn, Thomas Hopfmann 2008-07-01
7358286 Stabilizer system for stabilizing PVC Thomas Hopfmann, Hans-Helmut Friedrich, Karl-Josef Kuhn 2008-04-15
7077981 Chlorate-containing stabilizer system with nitrogen-containing synergists for stabilizing halogen-containing polymers Hans-Helmut Friedrich 2006-07-18
6531533 Stabilized halogen-containing polymers Karl-Josef Kuhn, Rolf Drewes 2003-03-11
6274654 1,3-Disubstituted 6-aminouracils for stabilizing halogenated polymers Hans-Helmut Friedrich, Markus Kolb 2001-08-14
6232375 4-aminopyrimidinones and oxazolidino-4-aminopyrimidinones, process for their preparation and their use for stabilizing halogen-containing polymers Hans-Helmut Friedrich 2001-05-15
6211270 Cyanoacetylureas for stabilizing halogenated polymers Hans-Helmut Friedrich 2001-04-03
6194494 Stabiliser combinations for chlorine-containing polymers Hans-Helmut Friedrich, Kornelia Malzacher, Hans Mehner, Rolf Drewes 2001-02-27
6174941 NH2-modified 6-aminouracils as stabilizers for halogenated polymers Hans-Helmut Friedrich, Rolf Drewes 2001-01-16
6156830 5-substituted 6-aminouracils as stabilizers for halogenated polymers Hans-Helmut Friedrich 2000-12-05
6136900 Stabilized polyvinyl chloride Karl-Josef Kuhn 2000-10-24
6084013 Stabilizer system for chlorine-containing polymers 2000-07-04