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Browse by Category: Main > Electrical & Energy
Class Information
Number: 250/548
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controls its own optical systems > Controlling web, strand, strip, or sheet
Description: Subject matter wherein the photocell detects a material having a cross-sectional dimension which is small compared to length and produces an electrical output which through additional structure controls the position, size or speed of the material.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7102730 Exposure device Sep. 5, 2006
7095480 Cooling apparatus Aug. 22, 2006
7092068 Reticle, exposure monitoring method, exposure method and manufacturing method for semiconductor device Aug. 15, 2006
7081944 Lithographic projection apparatus and device manufacturing method utilizing two arrays of focusing elements Jul. 25, 2006
7079222 Exposure apparatus Jul. 18, 2006
7075651 Image forming characteristics measuring method, image forming characteristics adjusting method, exposure method and apparatus, program and storage medium, and device manufacturing method Jul. 11, 2006
7072024 Lithographic projection method and apparatus Jul. 4, 2006
7069104 Management system, management apparatus, management method, and device manufacturing method Jun. 27, 2006
7057707 Method and device for adjusting an alignment microscope by means of a reflective alignment mask Jun. 6, 2006
7053390 Method of detecting position of mark on substrate, position detection apparatus using this method, and exposure apparatus using this position detection apparatus May. 30, 2006
7050149 Exposure apparatus and exposure method May. 23, 2006
7049618 Virtual gauging method for use in lithographic processing May. 23, 2006
7049577 Semiconductor handler interface auto alignment May. 23, 2006
7049617 Thickness measurement in an exposure device for exposure of a film with a hologram mask, exposure method and semiconductor device manufacturing method May. 23, 2006
7046413 System and method for dose control in a lithographic system May. 16, 2006
7041998 Method and apparatus for high-throughput inspection of large flat patterned media using dynamically programmable optical spatial filtering May. 9, 2006
7041996 Method of aligning a substrate, a computer program, a device manufacturing method and a device manufactured thereby May. 9, 2006
7034917 Lithographic apparatus, device manufacturing method and device manufactured thereby Apr. 25, 2006
7027127 Exposure apparatus, device manufacturing method, stage apparatus, and alignment method Apr. 11, 2006
7022969 LED measuring device Apr. 4, 2006
7023523 Exposure system and exposure method Apr. 4, 2006
7019836 Position detection method and apparatus, and exposure method and apparatus Mar. 28, 2006
7015491 Lithographic apparatus, device manufacturing method and device manufactured thereby, control system Mar. 21, 2006
7015456 Exposure apparatus that acquires information regarding a polarization state of light from a light source Mar. 21, 2006
RE39024 Exposure apparatus having catadioptric projection optical system Mar. 21, 2006
7012270 Photolithography system having multiple adjustable light sources Mar. 14, 2006
7006226 Alignment method, alignment apparatus, exposure apparatus using the same, and device manufactured by using the same Feb. 28, 2006
7002665 Lithography simulation method, mask pattern correction method, and substrate topography correction method Feb. 21, 2006
6998629 Reticle position detection system Feb. 14, 2006
6992766 Position detection apparatus and method Jan. 31, 2006
6992780 Position detecting method and apparatus, exposure apparatus and device manufacturing method Jan. 31, 2006
6989920 System and method for dose control in a lithographic system Jan. 24, 2006
6987555 Lithographic apparatus, device manufacturing method, and device manufactured thereby Jan. 17, 2006
6987556 Lithographic projection apparatus, a method for determining a position of a substrate alignment mark, a device manufacturing method and device manufactured thereby Jan. 17, 2006
6984838 Surface position detection apparatus and method, and exposure apparatus and device manufacturing method using the exposure apparatus Jan. 10, 2006
6984836 System and method for monitoring the topography of a wafer surface during lithographic processing Jan. 10, 2006
6979833 System for monitoring the topography of a wafer surface during lithographic processing Dec. 27, 2005
6974962 Lateral shift measurement using an optical technique Dec. 13, 2005
6974963 Substrate inspecting device, coating/developing device and substrate inspecting method Dec. 13, 2005
6969837 System and method for lithography process monitoring and control Nov. 29, 2005
6970004 Apparatus for inspecting defects of devices and method of inspecting defects Nov. 29, 2005
6965114 Apparatus and methods for mask/substrate alignment in charged-particle-beam pattern-transfer Nov. 15, 2005
6956640 Light energy detecting apparatus for exposure condition control in semiconductor manufacturing apparatus Oct. 18, 2005
6954275 Methods for high-precision gap and orientation sensing between a transparent template and substrate for imprint lithography Oct. 11, 2005
6952253 Lithographic apparatus and device manufacturing method Oct. 4, 2005
6930302 Method and apparatus for scanning an optical beam using an optical conduit Aug. 16, 2005
6906785 Lithographic apparatus, device manufacturing method, and device manufactured thereby Jun. 14, 2005
6903346 Stage assembly having a follower assembly Jun. 7, 2005
6900887 Method and system for measuring stray light May. 31, 2005
6897464 Active optical component alignment system and method May. 24, 2005

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