Inventor
SCHARDT PETER
DE44 patents
⚠️ This page may combine multiple inventors who share the name “SCHARDT PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
41 patentsUS6339635B1Jan 15, 2002
X-ray tube
SIEMENS AG202 citations99
US6292538B1Sep 18, 2001
X-ray tube with flying focus
SIEMENS AG91 citations98
US5841831ANov 24, 1998
X-ray computed tomography apparatus
SIEMENS AG99 citations97
US5822395AOct 13, 1998
X-ray apparatus having an x-ray tube with vario-focus
SIEMENS AG68 citations96
US5812632ASep 22, 1998
X-ray tube with variable focus
SIEMENS AG92 citations96
US5689541ANov 18, 1997
X-ray tube wherein damage to the radiation exit window due to back-scattered electrons is avoided
SIEMENS AG82 citations96
US7286645B2Oct 23, 2007
X-ray device that emits an x-ray beam with a scanning-like movement
SIEMENS AG36 citations93
US6709156B1Mar 23, 2004
Cooling device and computed tomography apparatus employing same
SIEMENS AG35 citations93
US6181771B1Jan 30, 2001
X-ray source with selectable focal spot size
SIEMENS AG51 citations93
US6178226B1Jan 23, 2001
Method for controlling the electron current in an x-ray tube, and x-ray system operating according to the method
SIEMENS AG48 citations93
US6164820ADec 26, 2000
X-ray examination system particulary for computed tomography and mammography
SIEMENS AG25 citations93
US6141400AOct 31, 2000
X-ray source which emits fluorescent X-rays
SIEMENS AG39 citations93
US6115453ASep 5, 2000
Direct-Heated flats emitter for emitting an electron beam
SIEMENS AG26 citations93
US5883936AMar 16, 1999
Rotating x-ray tube
SIEMENS AG29 citations93
US7435965B2Oct 14, 2008
X-ray detector and method for production of x-ray images with spectral resolution
SIEMENS AG22 citations92
US6426997B1Jul 30, 2002
X-ray tube with warning device for accurately indicating impending failure of the thermionic emitter
SIEMENS AG37 citations92
US6412979B1Jul 2, 2002
Computed tomography system with arrangement for cooling the x-ray radiator mounted on a rotating gantry
SIEMENS AG44 citations92
US6396901B1May 28, 2002
X-ray emitter with force-cooled rotating anode
SIEMENS AG53 citations92
US6213639B1Apr 10, 2001
Low-cost x-ray radiator
SIEMENS AG19 citations92
US6084942AJul 4, 2000
Rotating bulb x-ray radiator with non-pumped coolant circulation
SIEMENS AG37 citations92
US5940469AAug 17, 1999
Multi-chromatic x-ray source
SIEMENS AG43 citations92
US6426998B1Jul 30, 2002
X-ray radiator with rotating bulb tube with exteriorly profiled anode to improve cooling
SIEMENS AG24 citations89
US7187753B2Mar 6, 2007
Monochromator for an X-ray radiator allowing modification of the X-ray spectral composition
SIEMENS AG17 citations84
US7025502B2Apr 11, 2006
Apparatus with a rotationally driven body in a fluid-filled housing
SIEMENS AG12 citations84
US6009141ADec 28, 1999
X-ray computed tomography apparatus with electronic scanning of a ring-shaped anode
SIEMENS AG18 citations84
US7508917B2Mar 24, 2009
X-ray radiator with a photocathode irradiated with a deflected laser beam
SIEMENS AG9 citations83
US7496179B2Feb 24, 2009
X-ray unit having an x-ray radiator with a thermionic photocathode and a control circuit therefor
SIEMENS AG9 citations83
US7412033B2Aug 12, 2008
X-ray radiator with thermionic emission of electrons from a laser-irradiated cathode
SIEMENS AG9 citations83
US7302041B2Nov 27, 2007
Method for estimating the remaining life span of an X-ray radiator
SIEMENS AG12 citations83
US7197119B2Mar 27, 2007
High-performance anode plate for a directly cooled rotary piston x-ray tube
SIEMENS AG17 citations83
US7787595B2Aug 31, 2010
Electron source
SIEMENS AG11 citations82
US7266179B2Sep 4, 2007
X-ray radiator with collimated focal spot position detector
SIEMENS AG17 citations80
US7315610B2Jan 1, 2008
X-ray device that emits an x-ray beam with a scanning-like movement
SIEMENS AG7 citations74
US6212257B1Apr 3, 2001
Modular X-ray radiator system
SIEMENS AG12 citations74
US5822394AOct 13, 1998
X-ray tube with ring-shaped anode
SIEMENS AG7 citations74
US7369646B2May 6, 2008
Rotating envelope x-ray radiator
SIEMENS AG6 citations72
US6272205B1Aug 7, 2001
X-ray radiator
SIEMENS AG4 citations63
US7816853B2Oct 19, 2010
Laser stimulated cathode
SIEMENS AG2 citations62
US6961407B2Nov 1, 2005
Device to detect pressure in an x-ray tube
SIEMENS AG3 citations62
US7103146B2Sep 5, 2006
Rotary piston tube for an X-ray radiator
SIEMENS AG5 citations60
US7846419B2Dec 7, 2010
Method for producing radioactive isotopes for positron emission tomography
SIEMENS AG0 citations50