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Class Information
Number: 356/213
Name: Optics: measuring and testing > Photometers
Description: Subject matter for determining the intensity or quantity of light emanating from a particular location or direction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623225 |
Photometer with modular light emitter |
Nov. 24, 2009 |
| 7619726 |
Method of measuring light leakage intensity ratio and filter |
Nov. 17, 2009 |
| 7551271 |
Uncaging devices |
Jun. 23, 2009 |
| 7545488 |
Apparatus for implementing a light-emitting diode meter |
Jun. 9, 2009 |
| 7542133 |
Photo-detector filter |
Jun. 2, 2009 |
| 7538865 |
Source and detector sensor arrangement |
May. 26, 2009 |
| 7525647 |
Medical device probe with source and detector sensors |
Apr. 28, 2009 |
| 7511832 |
Specific density detector and optical multiplexer improvement |
Mar. 31, 2009 |
| 7511831 |
Specific density detector |
Mar. 31, 2009 |
| 7495199 |
MEMS radiometer |
Feb. 24, 2009 |
| 7480036 |
Stored light intensity measurement device |
Jan. 20, 2009 |
| 7474393 |
Method and apparatus for determining a vertical intensity profile along an illuminating beam |
Jan. 6, 2009 |
| 7466402 |
System and method for testing a lighting diode |
Dec. 16, 2008 |
| 7437000 |
Full spectrum color detecting pixel camera |
Oct. 14, 2008 |
| 7416701 |
Calibrator for fluorosensor |
Aug. 26, 2008 |
| 7414715 |
Systems, circuits and methods for extending the detection range of an inspection system by avoiding detector saturation |
Aug. 19, 2008 |
| 7415203 |
Method and apparatus for controlling automatic exposure in a camera |
Aug. 19, 2008 |
| 7411668 |
Light returning target for a photometer |
Aug. 12, 2008 |
| 7355688 |
Optical probe for optical imaging system |
Apr. 8, 2008 |
| 7333197 |
Raman detection based flow cytometer |
Feb. 19, 2008 |
| 7324191 |
Optical seat belt tension sensor |
Jan. 29, 2008 |
| 7317520 |
Method and apparatus for measuring brightness |
Jan. 8, 2008 |
| 7298469 |
Specific density detector with electro mechanical actuator and improved mirror |
Nov. 20, 2007 |
| 7297961 |
Fluorescence microscope and observation method using the same |
Nov. 20, 2007 |
| 7292354 |
Apparatus for photoelectric measurement of an original |
Nov. 6, 2007 |
| 7286215 |
Light measuring apparatus and a method for correcting non-linearity of a light measuring apparatus |
Oct. 23, 2007 |
| 7283222 |
Optical measuring device |
Oct. 16, 2007 |
| 7271886 |
Uncaging device |
Sep. 18, 2007 |
| 7256882 |
Photometer device and method |
Aug. 14, 2007 |
| 7253890 |
Door obstacle sensor |
Aug. 7, 2007 |
| 7250595 |
Photo-detector filter having a cascaded low noise amplifier |
Jul. 31, 2007 |
| 7190444 |
System and method of measuring field-of-view of an optical sensor |
Mar. 13, 2007 |
| 7170606 |
Multi-way LED-based surface reflectance sensor and spectrophotometer |
Jan. 30, 2007 |
| 7157680 |
Photon arrival time detection |
Jan. 2, 2007 |
| 7132254 |
Method and apparatus for detecting phycocyanin-pigmented algae and bacteria from reflected light |
Nov. 7, 2006 |
| 7068361 |
Apparatus, systems and methods for processing and treating a biological fluid with light |
Jun. 27, 2006 |
| 7053998 |
Photo-detector filter |
May. 30, 2006 |
| 6984828 |
Quantified fluorescence microscopy |
Jan. 10, 2006 |
| 6975390 |
Optoelectronic monitoring device for a motor vehicle |
Dec. 13, 2005 |
| 6958131 |
Optical sensor and optical process for the characterization of a chemical and/or bio-chemical substance |
Oct. 25, 2005 |
| 6947130 |
Method of evaluating whiteness, method of evaluating comparative whiteness, light source and luminaire |
Sep. 20, 2005 |
| 6940589 |
Optical measurement apparatus and method for optical measurement |
Sep. 6, 2005 |
| 6937340 |
Device for inline measurement laser pulses and measuring method by photoacoustic spectroscopy |
Aug. 30, 2005 |
| 6934017 |
Method and device for detection of information on optical elements, particularly for monitoring a laser arrangement |
Aug. 23, 2005 |
| 6930314 |
Light detection device |
Aug. 16, 2005 |
| 6930769 |
Optical sensor module tester |
Aug. 16, 2005 |
| 6870147 |
Light stability testing device |
Mar. 22, 2005 |
| 6858831 |
Measurement apparatus for measuring optoelectronic characteristics of organic light emitting diode |
Feb. 22, 2005 |
| 6809807 |
Body fluid analyte measurement |
Oct. 26, 2004 |
| 6791087 |
Differential infrared detector |
Sep. 14, 2004 |
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