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Class Information
Number: 250/389
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Including ionization means
Description: Subject matter wherein the radiant energy responsive means is electrically charged by incident radiation either by retention if incident charged particles or by means of the incident radiation raising the energy level of molecules in the signalling device sufficiently enough to produce free electrons.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7609067 |
Electronic portion of an ion gauge with ion collectors bowed out of plane to form a three dimensional arrangement |
Oct. 27, 2009 |
| 7589327 |
Energy sensitive direct conversion radiation detector |
Sep. 15, 2009 |
| 7555101 |
High-energy photon detector |
Jun. 30, 2009 |
| 7531818 |
Multiple room radiation treatment system |
May. 12, 2009 |
| 7411197 |
Three-dimensional, position-sensitive radiation detection |
Aug. 12, 2008 |
| 7388201 |
Radiation detector having coated nanostructure and method |
Jun. 17, 2008 |
| 7335892 |
High energy photon detector and power source with MEMS switch |
Feb. 26, 2008 |
| 7186986 |
Radiation detector with converters |
Mar. 6, 2007 |
| 7113321 |
Optical deflection apparatus and manufacturing method thereof, optical deflection array, imaging apparatus, and image projection display apparatus |
Sep. 26, 2006 |
| 7049612 |
Electron beam treatment apparatus |
May. 23, 2006 |
| 6906329 |
High resolution-3-D position sensitive detector for gamma rays |
Jun. 14, 2005 |
| 6891166 |
Multi-layered radiation converter |
May. 10, 2005 |
| 6822240 |
Detection of radiation and positron emission tomography |
Nov. 23, 2004 |
| 6815687 |
Method and system for high-speed, 3D imaging of optically-invisible radiation |
Nov. 9, 2004 |
| 6770884 |
High resolution 3-D position sensitive detector for gamma rays |
Aug. 3, 2004 |
| 6747278 |
Radiation detector utilizing an unregulated power supply |
Jun. 8, 2004 |
| 6734435 |
Photo-ionization detector and method for continuous operation and real-time self-cleaning |
May. 11, 2004 |
| 6664545 |
Gate for modulating beam of charged particles and method for making same |
Dec. 16, 2003 |
| 6661013 |
Device and method for two-dimensional detection of particles or electromagnetic radiation |
Dec. 9, 2003 |
| 6509838 |
Constant current flame ionization circuit |
Jan. 21, 2003 |
| 6414318 |
Electronic circuit |
Jul. 2, 2002 |
| 6333506 |
X-ray detector unit with solid converter |
Dec. 25, 2001 |
| 6278121 |
Ionization chamber for radiometric measuring instruments |
Aug. 21, 2001 |
| 6256373 |
X-ray fluorescence instrument |
Jul. 3, 2001 |
| 6225633 |
Photo-ionization detector for volatile gas measurement and a method for self-cleaning the same |
May. 1, 2001 |
| 6218668 |
Coplanar interdigitated grid detector with single electrode readout |
Apr. 17, 2001 |
| 6177676 |
Device and sensitive medium in measuring of a dose absorbed in an ionizing radiation field |
Jan. 23, 2001 |
| 6069360 |
Method and apparatus for electron-only radiation detectors from semiconductor materials |
May. 30, 2000 |
| 5739699 |
Method and apparatus for ion discrimination in an electron capture detector |
Apr. 14, 1998 |
| 5672918 |
System level latchup mitigation for single event and transient radiation effects on electronics |
Sep. 30, 1997 |
| 5572027 |
Integrated dosimeter for simultaneous passive and active dosimetry |
Nov. 5, 1996 |
| 5426056 |
Surface ionization detector for detecting trace amounts of organic molecules |
Jun. 20, 1995 |
| 5373240 |
Hot-cathode ionization pressure gauge including a sequence of electrodes arranged at a distance from one another in sequence along an axis |
Dec. 13, 1994 |
| 5351034 |
Fire detector |
Sep. 27, 1994 |
| 5347132 |
Position sensitive detector providing position information with enhanced reliability and performance |
Sep. 13, 1994 |
| 5300890 |
Hot-cathode ionization pressure gauge including a sequence of electrodes arranged at a distance from one another in sequence along an axis |
Apr. 5, 1994 |
| 5298755 |
Optical ionization detector |
Mar. 29, 1994 |
| 5051592 |
Photoconductive detectors of ionizing radiation, and methods of implementation |
Sep. 24, 1991 |
| 5028544 |
Method of analysis of organic compounds in chromatography and apparatus for performing this method |
Jul. 2, 1991 |
| 5023450 |
Method for discriminating microphonic noise in proportional counters |
Jun. 11, 1991 |
| 5021664 |
Method and apparatus for correcting the energy resolution of ionizing radiation spectrometers |
Jun. 4, 1991 |
| 4999500 |
Apparatus for radiographic imaging |
Mar. 12, 1991 |
| 4988866 |
Measuring device for checking radiation fields from treatment machines for radiotherapy |
Jan. 29, 1991 |
| 4970398 |
Focused multielement detector for x-ray exposure control |
Nov. 13, 1990 |
| 4963747 |
Ionizing radiation detector |
Oct. 16, 1990 |
| 4954709 |
High resolution directional gamma ray detector |
Sep. 4, 1990 |
| 4866400 |
Automatic pole-zero adjustment circuit for an ionizing radiation spectroscopy system |
Sep. 12, 1989 |
| 4806765 |
Method and apparatus for checking the signal path of a measuring system |
Feb. 21, 1989 |
| 4804847 |
Radiation detector with an ionizable gas atop an integrated circuit |
Feb. 14, 1989 |
| 4795909 |
High performance front window for a kinestatic charge detector |
Jan. 3, 1989 |
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