Inventor
PFEIFFER HEINRICH
DE27 patents
⚠️ This page may combine multiple inventors who share the name “PFEIFFER HEINRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHERING AG
15 patentsUS5021236AJun 4, 1991
Method of enhancing NMR imaging using chelated paramagnetic ions bound to biomolecules
SCHERING AG381 citations98
US5362475ANov 8, 1994
Gadolinium chelates for magnetic resonance imaging
SCHERING AG81 citations96
US4963344AOct 16, 1990
Method to enhance NMR imaging using chelated paramagnetic ions
SCHERING AG114 citations95
US5648063AJul 15, 1997
Sterile composition comprising a chelate complex for magnetic resonance imaging
SCHERING AG35 citations92
US5560903AOct 1, 1996
Method of enhancing paramagnetism in chelates for MRI
SCHERING AG29 citations92
US4367216AJan 4, 1983
Triiodinated 5-aminoisophthalic acid derivatives
SCHERING AG50 citations89
US5047228ASep 10, 1991
Nonionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives
SCHERING AG19 citations82
US4547357AOct 15, 1985
N-Hydroxyethylated 2,4,6-triiodoaminoisophthalic acid bistrihydroxybutylamides, their preparation and x-ray contrast media containing them
SCHERING AG19 citations82
US4239747ADec 16, 1980
Dicarboxylic acid bis(3,5-dicarbamoyl-2,4,6-triiodoanilides) useful as x-ray contrast agents
SCHERING AG23 citations82
US4426371AJan 17, 1984
Novel N-hydroxyalkylated dicarboxylic acid bis(3,5-dicarbamoyl-2,4,6-triiodoanilides), as X-ray contrast media
SCHERING AG11 citations74
US4395391AJul 26, 1983
Unsymmetrically substituted dicarboxylic-acid-bis-(2,4,6-triiodo-anilides), their preparation, and x-ray contrast media containing same
SCHERING AG10 citations74
US4221740ASep 9, 1980
Process for the preparation of serinol (1,3-dihydroxy-2-aminopropane)
SCHERING AG10 citations74
US4001298AJan 4, 1977
Triiodized n-methyldicarboxylic acid anilides
SCHERING AG13 citations74
US5595725AJan 21, 1997
Diagnostic media
SCHERING AG8 citations73
US4328202AMay 4, 1982
Ionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives
SCHERING AG6 citations63
DIEFFENBACHER GMBH MASCHF
5 patentsUS4017248AApr 12, 1977
Continuously operating panel press
DIEFFENBACHER GMBH MASCHF29 citations76
US4466857AAug 21, 1984
Continuously operating press for the production of particle board, fiberboard, plywood sheets or the like
DIEFFENBACHER GMBH MASCHF9 citations74
US4151906AMay 1, 1979
Installation for the production of layered pressed panels and decorative panels
DIEFFENBACHER GMBH MASCHF17 citations72
US4348252ASep 7, 1982
Device for the insertion and extraction of a laminating pack in and from a press
DIEFFENBACHER GMBH MASCHF18 citations67
US4046500ASep 6, 1977
Press spar for heated panel press
DIEFFENBACHER GMBH MASCHF2 citations63
NOVOPRESS GMBH
3 patentsUS6049962AApr 18, 2000
Process for connecting a pipe with a press fitting and combination of press fitting, pipe and pressing device for implementing said process
NOVOPRESS GMBH22 citations92
US5887329AMar 30, 1999
Press tool
NOVOPRESS GMBH18 citations92
US5666711ASep 16, 1997
Press tool
NOVOPRESS GMBH37 citations92