WP

Wilhelm Pickenhagen

FS Firmenich Sa: 7 patents #56 of 466Top 15%
DA Dragoco Gerberding & Co. Ag: 6 patents #2 of 31Top 7%
SK Symrise Gmbh & Co. Kg: 5 patents #4 of 114Top 4%
UI University Of Iowa: 1 patents #491 of 1,079Top 50%
📍 Chavannes-des-Bois, CH: #1 of 5 inventorsTop 20%
Overall (All Time): #225,335 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7754675 2-heptylcyclopropyl-1-carboxylic acid Sabine Widder, Jan Looft, Armin Van Der Kolk, Tobias Vössing, Birgit Kohlenberg 2010-07-13
7332468 8-tetradecenal as fragrance and flavoring substance Sabine Widder, Berthold Weber, Marcus Eggers, Jan Looft, Tobias Voessing 2008-02-19
7176176 2-methyl-4-phenyl-1,3-dioxolane Dietmar Schatkowski 2007-02-13
7019181 Method for the preparation of trimethylcyclohexyl-alkan-3-ols containing a high proportion of trans isomers Dietmar Schatkowski, Hartmut Struwe, Johannes Panten, Klaus Sch{hacek over (a)}fer 2006-03-28
6734159 Isolongifolenyl ethers, their preparation and their use Dietmar Schatkowski 2004-05-11
6306451 Fragrance and flavor material Christopher Sabater-Luntzel, Sabine Widder, Tobias Vössing 2001-10-23
6303173 Fragrance and flavor material Christopher Sabater-Luntzel, Sabine Widder 2001-10-16
6231912 Organoleptic substances Sabine Widder, Christopher Sabater-Luntzel, Jurgen Vollhardt, Thomas Dittner 2001-05-15
6063367 Protein extract from cereal gluten, preparation thereof and use thereof in hair care Robert P. Manzo, Jurgen Vollhardt 2000-05-16
6025005 Aromatic and/or flavor substances Axel Schoning, Sabine Widder, Dirk Lauven 2000-02-15
5892059 Process for producing a rose oxide Dietmar Schatkowski 1999-04-06
5892062 Cyclic cedrene acetals, their preparation and their use Dietmar Schatkowski 1999-04-06
4933281 Method for producing rhamnose Lacy Daniels, Robert J. Linhardt, Barbara A. Bryan, Friedrich Mayerl 1990-06-12
4889735 Furanic esters and their utilization as flavor ingredients Alain Velluz 1989-12-26
4387248 .alpha.,.beta.-Unsaturated aldehydes and use of same as flavoring ingredients Alain Velluz 1983-06-07
4374051 Utilization of nitrogen containing heterocyclic derivatives as perfume ingredients Regula Naf, Anthony F. Morris 1983-02-15
4337277 Flavoring with 7-methyl-oct-3-en-2-one 1982-06-29
4324809 Flavoring with .alpha., .beta.-unsaturated aldehydes Alain Velluz 1982-04-13
4283433 Flavoring with .alpha.,.beta.-unsaturated aldehydes 1981-08-11
4247572 Flavoring with mixtures of ionones Alistair Y. Smith 1981-01-27