Assignee
PHOTOELECTRON CORP
US27 patents
Top patents by PatentIndex Score
US6421416B1Jul 16, 2002
Apparatus for local radiation therapy
PHOTOELECTRON CORP155 citations99
US5621780AApr 15, 1997
X-ray apparatus for applying a predetermined flux to an interior surface of a body cavity
PHOTOELECTRON CORP253 citations99
US5566221AOct 15, 1996
Apparatus for applying a predetermined x-radiation flux to an interior surface of a body cavity
PHOTOELECTRON CORP178 citations99
US6301328B1Oct 9, 2001
Apparatus for local radiation therapy
PHOTOELECTRON CORP84 citations98
US5528652AJun 18, 1996
Method for treating brain tumors
PHOTOELECTRON CORP177 citations98
US5428658AJun 27, 1995
X-ray source with flexible probe
PHOTOELECTRON CORP220 citations98
US5422926AJun 6, 1995
X-ray source with shaped radiation pattern
PHOTOELECTRON CORP333 citations98
US5511107AApr 23, 1996
X-ray phantom apparatus
PHOTOELECTRON CORP51 citations96
US6195411B1Feb 27, 2001
Miniature x-ray source with flexible probe
PHOTOELECTRON CORP79 citations95
US6111932AAug 29, 2000
Electron beam multistage accelerator
PHOTOELECTRON CORP50 citations95
US5452720ASep 26, 1995
Method for treating brain tumors
PHOTOELECTRON CORP109 citations95
US5442678AAug 15, 1995
X-ray source with improved beam steering
PHOTOELECTRON CORP55 citations95
US5153900AOct 6, 1992
Miniaturized low power x-ray source
PHOTOELECTRON CORP177 citations95
US5635709AJun 3, 1997
Method and apparatus for measuring radiation dose distribution
PHOTOELECTRON CORP88 citations93
US6556651B1Apr 29, 2003
Array of miniature radiation sources
PHOTOELECTRON CORP37 citations92
US6480568B1Nov 12, 2002
Optically driven therapeutic radiation source
PHOTOELECTRON CORP22 citations92
US6320932B2Nov 20, 2001
Miniature radiation source with flexible probe and laser driven thermionic emitter
PHOTOELECTRON CORP27 citations92
US6302581B1Oct 16, 2001
Support system for a radiation treatment apparatus
PHOTOELECTRON CORP33 citations92
US6285735B1Sep 4, 2001
Apparatus for local radiation therapy
PHOTOELECTRON CORP26 citations92
US6198804B1Mar 6, 2001
Electron beam multistage accelerator
PHOTOELECTRON CORP33 citations92
US5623139AApr 22, 1997
CCD X-ray microdensitometer system
PHOTOELECTRON CORP20 citations92
US5369679ANov 29, 1994
Low power x-ray source with implantable probe for treatment of brain tumors
PHOTOELECTRON CORP74 citations91
US6480567B2Nov 12, 2002
X-ray probe sheath apparatus
PHOTOELECTRON CORP16 citations90
US6245047B1Jun 12, 2001
X-Ray probe sheath apparatus
PHOTOELECTRON CORP36 citations90
US6181770B1Jan 30, 2001
X-ray source interlock apparatus
PHOTOELECTRON CORP33 citations84
US6493419B1Dec 10, 2002
Optically driven therapeutic radiation source having a spiral-shaped thermionic cathode
PHOTOELECTRON CORP15 citations83
US6480573B1Nov 12, 2002
Therapeutic radiation source with increased cathode efficiency
PHOTOELECTRON CORP13 citations73