Inventor
WERNER FRIEDRICH
DE16 patents
⚠️ This page may combine multiple inventors who share the name “WERNER FRIEDRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
9 patentsUS4495369AJan 22, 1985
Process for the preparation of neopentylamine
BAYER AG26 citations79
US5414020AMay 9, 1995
Process for the preparation of anion exchange resins of the poly(meth)acrylamide type
BAYER AG19 citations73
US4988738AJan 29, 1991
Process for the preparation of bifunctional anion exchange resins, new bifunctional anion exchange resins and use thereof
BAYER AG7 citations72
US5175193ADec 29, 1992
Process for the preparation of weakly acid cation exchange resins
BAYER AG18 citations71
US4447647AMay 8, 1984
Process for the preparation of 2,4,6-trichloroaniline
BAYER AG12 citations71
US4661621AApr 28, 1987
Process for the preparation of pivaloylacetic acid esters
BAYER AG2 citations62
US4739104AApr 19, 1988
Process for the preparation of pivaloylpyruvic acid esters
BAYER AG3 citations54
US4265833AMay 5, 1981
Process for the preparation of hydroxy-diphenylamines
BAYER AG1 citations52
US4137238AJan 30, 1979
Process for the preparation of 2-hydroxycarbazoles
BAYER AG0 citations50
ABB DAIMLER BENZ TRANSP
3 patentsUS6167815B1Jan 2, 2001
Rail vehicle with an impact absorbing device
ABB DAIMLER BENZ TRANSP30 citations91
US6062355AMay 16, 2000
Energy-absorbing device
ABB DAIMLER BENZ TRANSP33 citations88
US5775231AJul 7, 1998
Rail vehicle with crossbeam elastically held to undercarriage
ABB DAIMLER BENZ TRANSP9 citations68