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Class Information
Number: 250/474.1
Name: Radiant energy > Invisible radiation responsive nonelectric signalling > Optical change type
Description: Subject matter which includes detectors which, upon receiving radiation, changes its optical properties.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7405412 |
Method for calibrating a radiation detection medium |
Jul. 29, 2008 |
| 7361908 |
Radiation dose estimation for radiochromic films based on measurements at multiple absorption peaks |
Apr. 22, 2008 |
| 7335899 |
Media for detection of X-ray exposure |
Feb. 26, 2008 |
| 7332728 |
Tamper-proof container |
Feb. 19, 2008 |
| 7271393 |
UV radiation meter using visible light sensors |
Sep. 18, 2007 |
| 7242010 |
GaSe crystals for broadband terahertz wave detection |
Jul. 10, 2007 |
| 7211783 |
Tamper-proof container |
May. 1, 2007 |
| 7166851 |
Semiconductor chip-based radiation detector |
Jan. 23, 2007 |
| 7098444 |
Tamper proof container |
Aug. 29, 2006 |
| 7098463 |
Three-dimensional dosimeter for penetrating radiation and method of use |
Aug. 29, 2006 |
| 7029819 |
Phosphor screen and imaging assembly |
Apr. 18, 2006 |
| 6969860 |
PMMA-dosimeter |
Nov. 29, 2005 |
| 6894284 |
UV optical fluoride crystal elements for .lambda. < 200nm laser lithography and methods therefor |
May. 17, 2005 |
| 6892948 |
Method of measuring dose of local radiation |
May. 17, 2005 |
| 6818904 |
Ultraviolet radiation exposure sensor |
Nov. 16, 2004 |
| 6815686 |
Method and apparatus for UV measurement |
Nov. 9, 2004 |
| 6783901 |
Photosensitive plastics films and information storage devices |
Aug. 31, 2004 |
| 6762403 |
Actinometric monitor for measuring irradiance in ultraviolet light reactors |
Jul. 13, 2004 |
| 6750458 |
System and method for detecting radioactive contamination |
Jun. 15, 2004 |
| 6734440 |
Sunlight dosage indicator |
May. 11, 2004 |
| 6730915 |
Position sensor for ultraviolet and deep ultraviolet beams |
May. 4, 2004 |
| 6683309 |
Radiation detector using polymer-dispersed liquid crystal cell |
Jan. 27, 2004 |
| 6646273 |
Sun exposure and radiation dosimeter |
Nov. 11, 2003 |
| 6633374 |
Dosimeter for assessing degree of illumination |
Oct. 14, 2003 |
| 6596542 |
Flow-through chemical actinometer for ultraviolet disinfection reactors |
Jul. 22, 2003 |
| 6586751 |
Light source power tester |
Jul. 1, 2003 |
| 6584216 |
Method for standardizing the MR image intensity scale |
Jun. 24, 2003 |
| 6569319 |
UV light intensity detector in a water treatment system |
May. 27, 2003 |
| 6559455 |
Multiple ultraviolet sensitive patches on a single strip and a process for manufacturing thereof |
May. 6, 2003 |
| 6504161 |
Radiation indicator device |
Jan. 7, 2003 |
| 6485872 |
Method and apparatus for measuring the composition and other properties of thin films utilizing infrared radiation |
Nov. 26, 2002 |
| 6437346 |
Solar blind-UVC photochromic detector and method for calibration |
Aug. 20, 2002 |
| 6433270 |
Photoinduced molecular switches |
Aug. 13, 2002 |
| 6406914 |
Radiation exposure dose-history indicator |
Jun. 18, 2002 |
| 6403962 |
Fibre optic X-ray camera |
Jun. 11, 2002 |
| 6294792 |
UV dosimeter |
Sep. 25, 2001 |
| 6285031 |
Radiation dosimetry method and associated apparatus |
Sep. 4, 2001 |
| 6268602 |
Method for manufacturing calibrated radiation dosimeter |
Jul. 31, 2001 |
| 6255659 |
Method and apparatus for passive optical dosimeter comprising caged dye molecules |
Jul. 3, 2001 |
| 6249004 |
Inorganic crystal based composite material high dose dosimeter and method of using same |
Jun. 19, 2001 |
| 6232610 |
Dosimetry apparatus and method |
May. 15, 2001 |
| 6218673 |
Optical scanning tomography for three-dimensional dosimetry and imaging of energy fields |
Apr. 17, 2001 |
| 6198108 |
Dosimeter device and method of producing same |
Mar. 6, 2001 |
| 6130435 |
Apparatus and method for measuring the effectiveness of a sunscreen composition |
Oct. 10, 2000 |
| 6114707 |
Label for certifying an inspection by penetrating radiation |
Sep. 5, 2000 |
| 6054256 |
Method and apparatus for indicating ultraviolet light exposure |
Apr. 25, 2000 |
| 6046455 |
Integrating ultraviolet exposure detection devices |
Apr. 4, 2000 |
| 6015621 |
Ultraviolet dosimeter film |
Jan. 18, 2000 |
| 5990485 |
Label for certifying an inspection by penetrating radiation |
Nov. 23, 1999 |
| 5986273 |
Ultraviolet radiation sensor |
Nov. 16, 1999 |
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