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Class Information
Number: 250/206
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit
Description: Subject matter in which the photocell controls an electrical or electro-mechanical system circuit, and systems circuits under subclass 200 for supplying electric current and/or potential to a photocell.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7402743 |
Free-space human interface for interactive music, full-body musical instrument, and immersive media controller |
Jul. 22, 2008 |
| 7342210 |
Remote control for auto-darkening lens systems and method |
Mar. 11, 2008 |
| 7339672 |
Solid-state image pickup device and signal reading method therefor |
Mar. 4, 2008 |
| 7304285 |
Method and system for shaping a spatial response of a spatial filter |
Dec. 4, 2007 |
| 7297934 |
Optical system |
Nov. 20, 2007 |
| 7245179 |
Auto gain controller |
Jul. 17, 2007 |
| 7230688 |
System and method for processing information in a pulse oximeter |
Jun. 12, 2007 |
| 7164111 |
Device for detecting invisible light beam |
Jan. 16, 2007 |
| 7106431 |
Sensor for determining the angular position of a radiating point source in two dimensions |
Sep. 12, 2006 |
| 7095001 |
Image sensing apparatus and method performing blur correction using electrical coordinate conversion |
Aug. 22, 2006 |
| 7087878 |
Rearview assembly for a vehicle including a light sensor having first and second light transducers that are not exposed to the same optical spectrum |
Aug. 8, 2006 |
| 7040772 |
Vehicle mirror |
May. 9, 2006 |
| 7026594 |
Method and device for producing radio frequency waves |
Apr. 11, 2006 |
| 6888618 |
Exposure apparatus and exposure method |
May. 3, 2005 |
| 6841766 |
Apparatus and method for detecting the location, intensity and initiation time of an energy pulse |
Jan. 11, 2005 |
| 6838201 |
Fuel cell stack coolant conductivity monitoring circuit |
Jan. 4, 2005 |
| 6815653 |
Method and apparatus for early detection of material accretion and peeling in plasma system |
Nov. 9, 2004 |
| 6737623 |
Photo-detecting semiconductor device and an apparatus having such a photo-detecting semiconductor device |
May. 18, 2004 |
| 6731718 |
Radiographic apparatus |
May. 4, 2004 |
| 6724855 |
X-ray flat panel detector |
Apr. 20, 2004 |
| 6621062 |
Rear-view mirror driving and controlling mechanism |
Sep. 16, 2003 |
| 6614227 |
Scanning microwave microscope capable of realizing high resolution and microwave resonator |
Sep. 2, 2003 |
| 6605850 |
Solid-state image pickup device using layers having different refractive indices |
Aug. 12, 2003 |
| 6501060 |
Correcting distortions in optical signals |
Dec. 31, 2002 |
| 6388240 |
Shielded optical probe and method having a longevity indication |
May. 14, 2002 |
| 6355920 |
Light-responsive vehicle control such as an electro-optic rearview mirror system that is adaptive to vehicle configuration |
Mar. 12, 2002 |
| 6285811 |
Near-field optical microscope with infrared fiber probe |
Sep. 4, 2001 |
| 6225615 |
Motor driven surface translating amusement device including a light sensor for movement control |
May. 1, 2001 |
| 6172738 |
Scanning exposure apparatus and device manufacturing method using the same |
Jan. 9, 2001 |
| 6144025 |
Laser light source apparatus |
Nov. 7, 2000 |
| 6136457 |
Manganese oxide material having MnO.sub.3 as a matrix |
Oct. 24, 2000 |
| 6072523 |
System and a method of three-dimensional imaging |
Jun. 6, 2000 |
| 6040567 |
Method and device for controlling fast periodic motion |
Mar. 21, 2000 |
| 6028301 |
Method for controlling a micro electro-mechanical systems and verifying the state thereof using light |
Feb. 22, 2000 |
| 5990506 |
Active pixel sensors with substantially planarized color filtering elements |
Nov. 23, 1999 |
| 5990628 |
Light level sensor for detecting the level of incident light and discriminating between natural and artificial light |
Nov. 23, 1999 |
| 5986252 |
Laser monitor apparatus and a laser apparatus |
Nov. 16, 1999 |
| 5961314 |
Apparatus for detecting flame conditions in combustion systems |
Oct. 5, 1999 |
| 5952686 |
Salient integration mode active pixel sensor |
Sep. 14, 1999 |
| 5943086 |
Multiple beam independent activation system and method for simultaneous image formation |
Aug. 24, 1999 |
| 5937562 |
Optical accessory |
Aug. 17, 1999 |
| 5936866 |
Light-detection system with programmable offset current |
Aug. 10, 1999 |
| 5929759 |
Proximity detector with rapid reception amplification |
Jul. 27, 1999 |
| 5923028 |
Adjustment of photoconductive cell |
Jul. 13, 1999 |
| 5880793 |
Glare protection device |
Mar. 9, 1999 |
| 5831534 |
Patient detection system |
Nov. 3, 1998 |
| 5767731 |
Circuit for error free operation of opto-isolated driver during power-up |
Jun. 16, 1998 |
| 5744913 |
Fluorescent lamp apparatus with integral dimming control |
Apr. 28, 1998 |
| 5699145 |
Scanning type exposure apparatus |
Dec. 16, 1997 |
| 5677526 |
Rear light detection device for an automatic antiglare mirror |
Oct. 14, 1997 |
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