Inventor
DUERR WILHELM
DE22 patents
⚠️ This page may combine multiple inventors who share the name “DUERR WILHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
20 patentsUS6131396AOct 17, 2000
Heat radiation shield, and dewar employing same
SIEMENS AG164 citations99
US5574372ANov 12, 1996
Diagnostic magnetic resonance apparatus having a radio frequency shield between the radio frequency antenna and the gradient coil system
SIEMENS AG57 citations96
US5294886AMar 15, 1994
Antenna system for a magnetic resonance imaging tomography apparatus
SIEMENS AG71 citations96
US4922204AMay 1, 1990
Arrangement for operating a symmetrical radio-frequency antenna in a nuclear magnetic resonance tomography apparatus
SIEMENS AG94 citations96
US5699802ADec 23, 1997
Mammography antenna arrangement for NMR examinations of a female breast
SIEMENS AG28 citations92
US5606259AFeb 25, 1997
Adaptable antenna for a magnetic resonance apparatus including a wiper contact for varying the size of the antenna without frequency change
SIEMENS AG23 citations92
US5602557AFeb 11, 1997
Mammography antenna arrangement for NMR examinations of a female breast
SIEMENS AG32 citations92
US5153517AOct 6, 1992
Surface resonator for a magnetic resonance imaging apparatus
SIEMENS AG44 citations92
US5144241ASep 1, 1992
Circularly polarizing rf antenna for an mri apparatus having a c-magnet
SIEMENS AG39 citations92
US5107217AApr 21, 1992
Radio frequency antenna for a nuclear magnetic resonance tomography apparatus
SIEMENS AG22 citations92
US5467017ANov 14, 1995
Antenna arrangement for a nuclear magnetic resonance apparatus
SIEMENS AG47 citations91
US5663646ASep 2, 1997
Head antenna for nuclear magnetic resonance examinations
SIEMENS AG33 citations86
US4841249AJun 20, 1989
Truncated cone shaped surface resonator for nuclear magnetic resonance tomography
SIEMENS AG19 citations81
US5969526AOct 19, 1999
Transmission/reception arrangement for a diagnostic magnetic resonance apparatus
SIEMENS AG13 citations74
US5523689AJun 4, 1996
Radio-frequency antenna for a magnetic resonance apparatus
SIEMENS AG12 citations74
US5258718ANov 2, 1993
Nuclear magnetic resonance tomography apparatus
SIEMENS AG7 citations74
US5128615AJul 7, 1992
Resonator for a magnetic resonance imaging apparatus
SIEMENS AG16 citations74
US4920522AApr 24, 1990
Method and apparatus for measuring electrical or magnetic fields
SIEMENS AG5 citations63
US5332990AJul 26, 1994
High-frequency safety fuse
SIEMENS AG4 citations54
US4725782AFeb 16, 1988
Antenna structure for exciting and/or receiving RF fields in an NMR tomography apparatus
SIEMENS AG1 citations52