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Class Information
Number: 356/635
Name: Optics: measuring and testing > Dimension > Width or diameter
Description: Subject matter comprising means for measuring width or diameter of an object.

Sub-classes under this class:

Class Number Class Name Patents
356/636 Line width 163
356/638 Shadow or beam blocking 166
356/637 Web 35

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8638453 Pipe diameter measurement device Jan. 28, 2014
8634083 Original document size detection device Jan. 21, 2014
8531680 Method of detecting the width of a coated film and detection device used in said detection method Sep. 10, 2013
8514412 Portable gauge and method for measuring tape gaps Aug. 20, 2013
8369978 Adjusting polishing rates by using spectrographic monitoring of a substrate during processing Feb. 5, 2013
8355122 Non-contacting aligning method for planes in three-dimensional environment Jan. 15, 2013
8345269 Method and apparatus for measuring the width of composite tape Jan. 1, 2013
8306308 Method for optically detecting surface defect of round wire rod Nov. 6, 2012
8248620 Object detection device Aug. 21, 2012
8217377 Device with movable sensor for measuring the width and/or the position of a metal strip or slab Jul. 10, 2012
8164761 Differential focus blade clearance probe and methods for using same Apr. 24, 2012
8072617 Method and arrangement for measuring timber piece Dec. 6, 2011
8064071 Floating sheet measurement apparatus and method Nov. 22, 2011
8035824 Differential critical dimension and overlay metrology apparatus and measurement method Oct. 11, 2011
8027039 Subwavelength resolution optical microscopy Sep. 27, 2011
8004695 Measurement of film thickness in motor exhaust systems Aug. 23, 2011
7995199 Method for detection of oversized sub-resolution assist features Aug. 9, 2011
7986416 Detecting system and method for cutting tools Jul. 26, 2011
7973943 Determining track origin Jul. 5, 2011
7969582 Laser scanning microscope apparatus, and surface shape measuring method thereof Jun. 28, 2011
7952696 Exposure measurement method and apparatus, and semiconductor device manufacturing method May. 31, 2011
7936277 Apparatus and method for width detection May. 3, 2011
7916312 Measuring device for measuring a distance Mar. 29, 2011
7853426 Device for automatically determining a category of mail to which a mailpiece delivered to a franking system belongs Dec. 14, 2010
7843576 Means for measuring a diameter Nov. 30, 2010
7829852 Device having etched feature with shrinkage carryover Nov. 9, 2010
7817288 Device and method for measuring profiles of electron beam and laser beam Oct. 19, 2010
7783101 Method and system for determining dimensions of a structure having a re-entrant profile Aug. 24, 2010
7777900 Method and system for optically inspecting parts Aug. 17, 2010
7764377 Spectrum based endpointing for chemical mechanical polishing Jul. 27, 2010
7764388 Autofocus control voltage for indicating package dimensions Jul. 27, 2010
7756569 Method for measuring the vessel diameter of optically accessible blood vessels Jul. 13, 2010
7752009 Method and apparatus for checking the height of a mail item on the fly for franking purposes Jul. 6, 2010
7751046 Methods and systems for determining a critical dimension and overlay of a specimen Jul. 6, 2010
7746486 Pellet sorting by diameter measurement Jun. 29, 2010
7738120 Method and apparatus for determining geometrical dimensions of a vehicle wheel Jun. 15, 2010
7700247 Differential critical dimension and overlay metrology apparatus and measurement method Apr. 20, 2010
7643666 Method and apparatus for angular-resolved spectroscopic lithography characterization Jan. 5, 2010
7633046 Method for estimating thread parameters of a part Dec. 15, 2009
7633634 Optical modules and method of precisely assembling same Dec. 15, 2009
7612896 Optically measuring interior cavities Nov. 3, 2009
7609393 Filling test method and device Oct. 27, 2009
7599064 Inspection method and apparatus, lithographic apparatus, lithographic processing cell and device manufacturing method, substrate for use in the methods Oct. 6, 2009
7595482 Standard component for length measurement, method for producing the same, and electron beam metrology system using the same Sep. 29, 2009
7578068 Detecting apparatus for workpiece Aug. 25, 2009
7580137 Method and apparatus for determining one or more physical properties of a rolled smoking article or filter rod Aug. 25, 2009
7564569 Optical wheel evaluation Jul. 21, 2009
7543371 Apparatus for a disk drive actuator pivot set height tooling with an active servo compensation Jun. 9, 2009
7505155 Apparatus and method for inspecting poly-silicon Mar. 17, 2009
7485859 Charged beam apparatus and method that provide charged beam aerial dimensional map Feb. 3, 2009

1 2 3 4 5 6

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