Inventor
HOFMANN JOERG
DE54 patents
⚠️ This page may combine multiple inventors who share the name “HOFMANN JOERG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
33 patentsUS7008900B1Mar 7, 2006
Double metal cyanide catalysts for producing polyether polyols
BAYER AG101 citations97
US6646100B2Nov 11, 2003
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production
BAYER AG52 citations96
US6486361B1Nov 26, 2002
Method for preparing polyether polyols
BAYER AG55 citations95
US6780813B1Aug 24, 2004
Process for producing DMC catalysts
BAYER AG64 citations94
US6835687B2Dec 28, 2004
Method for producing double metal cyanide (DMC) catalysts
BAYER AG54 citations93
US6608231B1Aug 19, 2003
Double-metal cyanide catalysts for producing polyether polyols
BAYER AG25 citations93
US6482993B1Nov 19, 2002
Method for producing long chain polyether polyols without reprocessing
BAYER AG22 citations93
US6468939B1Oct 22, 2002
Double metal cyanide catalysts for the preparation of polyether polyols
BAYER AG20 citations93
US6391820B1May 21, 2002
Bi-metallic-cyanide catalysts used for preparing polyether polyols
BAYER AG24 citations93
US6919293B1Jul 19, 2005
Double metal cyanide catalysts for producing polyether polyols
BAYER AG23 citations92
US6858655B1Feb 22, 2005
High-resilient polyurethane foams produced from polyether polyols
BAYER AG29 citations92
US6624321B2Sep 23, 2003
Process for the preparation of polyether polyols
BAYER AG20 citations92
US6586566B1Jul 1, 2003
Double metal cyanide catalysts for producing polyether polyols
BAYER AG19 citations92
US6492565B2Dec 10, 2002
Process for the preparation of polyether polyols
BAYER AG20 citations92
US6444720B1Sep 3, 2002
Open-cell rigid polyurethane foams
BAYER AG20 citations92
US6323375B1Nov 27, 2001
Crystalline double metal cyanide catalysts for producing polyether polyols
BAYER AG31 citations92
US6291388B1Sep 18, 2001
Double metal cyanide catalysts for producing polyether polyols
BAYER AG41 citations92
US6204357B1Mar 20, 2001
Double metal cyanide catalysts for preparing poly-etherpolyols
BAYER AG33 citations92
US5998327ADec 7, 1999
Zinc/metal hexacyanocobaltate complex compounds, a process for their preparation, and their use in a process for the production of polyether polyols
BAYER AG19 citations84
US6624286B2Sep 23, 2003
Double-metal cyanide catalysts containing polyester for preparing polyether polyols
BAYER AG13 citations83
US6953765B2Oct 11, 2005
Double metal cyanide catalysts for preparing polyether polyols
BAYER AG9 citations74
US6852664B2Feb 8, 2005
Double metal cyanide catalysts for the preparation of polyether polyols
BAYER AG10 citations74
US6617419B1Sep 9, 2003
Long-chain polyether polyols with a high proportion of primary oh groups
BAYER AG11 citations74
US6528616B1Mar 4, 2003
Double metal cyanide catalysts for the production of polyther polyols
BAYER AG6 citations74
US6458918B1Oct 1, 2002
Method for producing partially crystalline polyether polyols
BAYER AG7 citations74
US6376420B1Apr 23, 2002
Double-metal cyanide catalysts for producing polyether polyols
BAYER AG9 citations74
US6093793AJul 25, 2000
Process for the production of polyether polyols
BAYER AG10 citations74
US6806345B2Oct 19, 2004
Aliphatic polycarbonate homo-and co-polymers produced by DMC catalysis and the process for their production
BAYER AG6 citations73
US6670406B2Dec 30, 2003
Process for producing polyether polyols
BAYER AG12 citations72
US6833431B2Dec 21, 2004
Double-metal cyanide catalysts for preparing polyether polyols
BAYER AG3 citations63
US6586564B2Jul 1, 2003
Double-metal cyanide catalysts for preparing polyether polyols
BAYER AG3 citations63
US6776925B2Aug 17, 2004
Process for the preparation of polyether polyols
BAYER AG5 citations61
US6818587B2Nov 16, 2004
Double-metal cyanide catalysts for preparing polyether polyols
BAYER AG0 citations52
COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG
3 patentsUS12054581B2Aug 6, 2024
Method for producing a polyoxyalkylene polyester polyol
COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG0 citations56
US12060454B2Aug 13, 2024
Process for the continuous production of polyoxyalkylene polyols
COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG0 citations55
US11813595B2Nov 14, 2023
Method for producing double metal cyanide catalysts
COVESTRO INTELLECTUAL PROPERTY GMBH & CO KG0 citations53
EMHART INC
2 patentsCOVESTRO DEUTSCHLAND AG
2 patentsSIEMENS HEALTHCARE GMBH
2 patents(unassigned)
1 patentBAYER MATERIALSCIENCE AG
1 patentMTU MUENCHEN GMBH
1 patentHOFMANN JOERG
1 patentBSYER AG
1 patentHOFMANN GUDRUN
1 patentSILICA VERFAHRENSTECHNIK GMBH
1 patentLORENZ KLAUS
1 patentShowing the top 50 of 54 patents by PatentIndex Score.