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Class Information
Number: 250/559.19
Name: Radiant energy > Photocells; circuits and apparatus > With circuit for evaluating a web, strand, strip, or sheet > Measuring dimensions
Description: Subject matter including a circuit responsive to a photocell, and wherein the photocell is arranged relative to the material so that the circuit provides an output indicative of some dimension of the material.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612896 |
Optically measuring interior cavities |
Nov. 3, 2009 |
| 7578068 |
Detecting apparatus for workpiece |
Aug. 25, 2009 |
| 7564557 |
Apparatus and methods for detecting overlay errors using scatterometry |
Jul. 21, 2009 |
| 7525668 |
Apparatus and method for appearance inspection |
Apr. 28, 2009 |
| 7525673 |
Optimizing selected variables of an optical metrology system |
Apr. 28, 2009 |
| 7516628 |
On-line thickness gauge and method for measuring the thickness of a moving glass substrate |
Apr. 14, 2009 |
| 7507948 |
Method of detecting object using structured light and robot using the same |
Mar. 24, 2009 |
| 7489820 |
System for measuring the surface geometry and surface evenness of flat products |
Feb. 10, 2009 |
| 7450232 |
Generic interface for an optical metrology system |
Nov. 11, 2008 |
| 7440121 |
Optically measuring interior cavities |
Oct. 21, 2008 |
| 7428061 |
Optical probe for scanning the features of an object and methods thereof |
Sep. 23, 2008 |
| 7396414 |
Apparatus for simultaneously coating and measuring parts |
Jul. 8, 2008 |
| 7385215 |
Sensor elements for supercavitating vehicles |
Jun. 10, 2008 |
| 7379194 |
Method and system for determining mail piece dimensions using swept laser beam |
May. 27, 2008 |
| 7369254 |
System and method for measuring dimension of patterns formed on photomask |
May. 6, 2008 |
| 7368697 |
System for identifying a photoelectric sensor array size having a detector for determining discontinuity in the readout charge from a readout register |
May. 6, 2008 |
| 7345293 |
Device and method for inspecting piston ring |
Mar. 18, 2008 |
| 7342608 |
Focus detecting method, focus detecting mechanism and image measuring device having focus detecting mechanism |
Mar. 11, 2008 |
| 7336816 |
Method and apparatus for measuring shape of bumps |
Feb. 26, 2008 |
| 7336376 |
Measuring pyramid size on a textured surface |
Feb. 26, 2008 |
| 7330279 |
Model and parameter selection for optical metrology |
Feb. 12, 2008 |
| 7295329 |
Position detection system |
Nov. 13, 2007 |
| 7274472 |
Resolution enhanced optical metrology |
Sep. 25, 2007 |
| 7271902 |
Generic interface for an optical metrology system |
Sep. 18, 2007 |
| 7265850 |
Fortified, compensated and uncompensated process-sensitive scatterometry targets |
Sep. 4, 2007 |
| 7262864 |
Method and apparatus for determining grid dimensions using scatterometry |
Aug. 28, 2007 |
| 7227464 |
Auto wake-up method from sleep mode of an optical motion sensing device |
Jun. 5, 2007 |
| 7227164 |
Media width detecting apparatus |
Jun. 5, 2007 |
| 7214954 |
Method for operating optical sensors |
May. 8, 2007 |
| 7199385 |
Method and an apparatus for the detection of objects moved on a conveyor means by means of an optoelectronic sensor |
Apr. 3, 2007 |
| 7173268 |
Method of measuring pattern dimension and method of controlling semiconductor device process |
Feb. 6, 2007 |
| 7170075 |
Inspection tool with a 3D point sensor to develop a focus map |
Jan. 30, 2007 |
| 7157726 |
Method and apparatus for measuring shape of sheet |
Jan. 2, 2007 |
| 7078720 |
Range finder for measuring three-dimensional geometry of object and method thereof |
Jul. 18, 2006 |
| 7064829 |
Generic interface for an optical metrology system |
Jun. 20, 2006 |
| 7046377 |
Method for determining corresponding points in three-dimensional measurement |
May. 16, 2006 |
| 7009717 |
Optical probe for scanning the features of an object and methods therefor |
Mar. 7, 2006 |
| 6994432 |
Early transparency detection routine for inkjet printing |
Feb. 7, 2006 |
| 6991683 |
Apparatus for simultaneously coating and measuring parts |
Jan. 31, 2006 |
| 6891182 |
Apparatus for automatically detecting size to be detected and automatic analyzer using the same |
May. 10, 2005 |
| 6885466 |
Method for measuring thickness of oxide film |
Apr. 26, 2005 |
| 6860947 |
Apparatus for simultaneously coating and measuring parts |
Mar. 1, 2005 |
| 6858836 |
Laser scanner measurement system |
Feb. 22, 2005 |
| 6858857 |
Modular non-contact measurement device for quickly and accurately obtaining dimensional measurement data |
Feb. 22, 2005 |
| 6858858 |
Non-contact measurement device for quickly and accurately obtaining dimensional measurement data |
Feb. 22, 2005 |
| 6850857 |
Data fusion of stationary array sensor and scanning sensor measurements |
Feb. 1, 2005 |
| 6849860 |
Detection system and a detection method |
Feb. 1, 2005 |
| 6832577 |
Apparatus and method for simultaneously coating and measuring parts |
Dec. 21, 2004 |
| 6753982 |
Scanner with automatic edge detection |
Jun. 22, 2004 |
| 6736525 |
Energy efficient tubular light |
May. 18, 2004 |
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