SW

Stephan Herman Wendel

Air Products And Chemicals: 7 patents #288 of 1,997Top 15%
BH Bayer Healthcare: 2 patents #3,312 of 8,007Top 45%
📍 Leverkusen, DE: #270 of 1,687 inventorsTop 20%
Overall (All Time): #579,469 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8143321 N,N,N,′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanes Juan Jesus Burdeniuc, John William Mitchell 2012-03-27
7666919 Aromatic diacid ester diols and substituted carbamates thereof for minimizing deterioration of polyurethane foams Juan Jesus Burdeniuc, Renee Jo Keller 2010-02-23
7615580 Ester alcohols and substituted carbamates thereof for minimizing deterioration of polyurethane foams Juan Jesus Burdeniuc, Renee Jo Keller 2009-11-10
6858654 Catalyst blends for producing low thermal desorption polyurethane foams Steven Hulme, Mark Leo Listemann, Reza Fard-Aghai, Juan Jesus Burdeniuc 2005-02-22
6525107 Acid-blocked amine catalysts for the production of polyurethanes Reza Fard-Aghaie 2003-02-25
6432864 Acid-blocked amine catalysts for the production of polyurethanes Reza Fard-Aghaie 2002-08-13
6239186 Silicone surfactants for the production of open cell polyurethane flexible foams Kevin Francis Mansfield, David Robert Battice, Allen Robert Arnold, Jr., John Herbert Frey 2001-05-29
5367000 Process for the production of rigid foams containing urethane and isocyanurate groups Rolf Wiedermann, Ulrich Weber 1994-11-22
5268509 Process for the preparation of an iron catalyst and a process for the preparation of primary amines by the hydrogenation of nitriles using said iron catalyst Otto Immel, Dietrich Liebsch, Hans-Helmut Schwarz, Peter Fischer 1993-12-07