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Class Information
Number: 235/462.1
Name: Registers > Coded record sensors > Particular sensor structure > Optical > Bar code > Means to decode a 2-d bar code
Description: Subject matter including means to read a two-dimensional bar code.


Sub-classes under this class:

Class Number Class Name Patents
235/462.11 Including an imager (e.g., ccd or camera-type reader) 150


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7407104 Two-dimensional code detector and program thereof, and robot control information generator and robot Aug. 5, 2008
7398930 Bar code reading device having image data in plurality of different formats Jul. 15, 2008
7383994 Methods and systems for forming images of moving optical codes Jun. 10, 2008
7380721 Low-cost compact bar code sensor Jun. 3, 2008
7377449 Synchronous two-dimensional barcode system with all-around information, and reading method thereof May. 27, 2008
7370800 Information processing method May. 13, 2008
7370799 System and method for printing images of machine readable symbols on a plurality of substrates May. 13, 2008
7364081 Method and apparatus for reading under sampled bar code symbols Apr. 29, 2008
7350710 Two-dimensional code extracting method Apr. 1, 2008
7347371 Aiming pattern for imaging-based bar code readers Mar. 25, 2008
7347373 Method and system for utilizing a digital camera for retrieving and utilizing barcode information Mar. 25, 2008
7337971 Method and apparatus for capturing and decoding an image of a remotely located bar code Mar. 4, 2008
7337970 Barcode scanner decoding Mar. 4, 2008
7314174 Method and system for configuring an integrated circuit Jan. 1, 2008
7278578 Automatically-activated wireless laser scanning 2D bar code symbol reading system capable of automatically transmitting stored symbol character data when the hand-supportable unit is operated Oct. 9, 2007
7273175 Method, an apparatus and a storage medium for locating QR codes Sep. 25, 2007
7252234 Optical reader station Aug. 7, 2007
7232071 Scanned beam imager Jun. 19, 2007
7204428 Identification of object on interactive display surface by identifying coded pattern Apr. 17, 2007
7198194 Two-dimensional code having superior decoding properties making it possible to control the level of error correcting codes, and a method for encoding and decoding the same Apr. 3, 2007
7184075 Imaged coded data source tracking product Feb. 27, 2007
7181066 Method for locating bar codes and symbols in an image Feb. 20, 2007
7175090 Methods and apparatus for reading bar code identifications Feb. 13, 2007
7168621 Section based algorithm for image enhancement Jan. 30, 2007
7156311 System and method for decoding and analyzing barcodes using a mobile device Jan. 2, 2007
7143948 Reading method of the two-dimensional bar code Dec. 5, 2006
7142714 Two-dimensional code recognition processing method, two-dimensional code recognition processing apparatus, and storage medium Nov. 28, 2006
7137555 Multi-format bar code reader Nov. 21, 2006
7083096 Miniature auto focus piezo actuator system Aug. 1, 2006
7077319 Imaging engine employing planar light illumination and linear imaging Jul. 18, 2006
7028903 Method for operating optical sensors Apr. 18, 2006
7028902 Barcode having enhanced visual quality and systems and methods thereof Apr. 18, 2006
7013024 Method for reading information that has been embedded in an image Mar. 14, 2006
7007846 Omnidirectional reading of two-dimensional symbols Mar. 7, 2006
7004393 Method and apparatus for processing and determining the orientation of documents Feb. 28, 2006
6997384 Method for displaying and reading information code for commercial transaction Feb. 14, 2006
6993507 Bar coded bill payment system and method Jan. 31, 2006
6983886 Two-dimensional code reader setting method, two-dimensional code reader, two dimensional code reader setting program and computer readable recording medium Jan. 10, 2006
6959870 Planar LED-based illumination array (PLIA) chips Nov. 1, 2005
6948661 Data structure encoded on a surface of an object Sep. 27, 2005
6938824 Decoding algorithm for laser scanning bar code readers Sep. 6, 2005
6869015 Tamper-indicating barcode and method Mar. 22, 2005
6863218 Two-dimensional code reading apparatus, two-dimensional code reading process, two-dimensional code reading program and recording medium for said program, portable terminal and digital camera Mar. 8, 2005
6857571 Method for surface printing Feb. 22, 2005
6857564 Information providing system, apparatus for producing a medium for providing the information, apparatus for restoring the provided information, computer product, a medium for providing the inf Feb. 22, 2005
6827266 Methods and apparatus for using imaging information to improve scanning accuracy in bar code scanners Dec. 7, 2004
6814289 Self-registering spread-spectrum barcode method Nov. 9, 2004
6814290 Method for processing images captured with bar code reader having area image sensor Nov. 9, 2004
6814291 Robust barcode reader Nov. 9, 2004
6802450 Guiding a scanning device to decode 2D symbols Oct. 12, 2004

1 2 3 4


 
 
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