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Class Information
Number: 235/462.04
Name: Registers > Coded record sensors > Particular sensor structure > Optical > Bar code > Bar code with bars of more than two colors (e.g., multicolored bar code, multilevel gray)
Description: Subject matter including means to read a bar code having at least three distinct light reflective characteristics.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621459 |
Concentric-ring circular bar code |
Nov. 24, 2009 |
| 7533817 |
Color barcode producing method and apparatus, color barcode reading method and apparatus and color barcode reproducing method and apparatus |
May. 19, 2009 |
| 7497380 |
2D coding and decoding barcode and its method thereof |
Mar. 3, 2009 |
| 7478746 |
Two-dimensional color barcode and method of generating and decoding the same |
Jan. 20, 2009 |
| 7478754 |
Axial chromatic aberration auto-focusing system and method |
Jan. 20, 2009 |
| 7428994 |
Toy adapting to color of surroundings |
Sep. 30, 2008 |
| 7401738 |
Apparatus for reading a color symbol |
Jul. 22, 2008 |
| 7398928 |
Coded target and photogrammetry method using such targets |
Jul. 15, 2008 |
| 7380721 |
Low-cost compact bar code sensor |
Jun. 3, 2008 |
| 7380727 |
Method of generating interface surface |
Jun. 3, 2008 |
| 7328851 |
Machine-readable code format |
Feb. 12, 2008 |
| 7306164 |
Biochemical analysis method and apparatus |
Dec. 11, 2007 |
| 7296747 |
Visual code system for camera-equipped mobile devices and applications thereof |
Nov. 20, 2007 |
| 7264173 |
Orientation-indicating cyclic position codes |
Sep. 4, 2007 |
| 7229025 |
Barcode with enhanced additional stored data |
Jun. 12, 2007 |
| 7210631 |
Color bar code system |
May. 1, 2007 |
| 7191947 |
Point-of-transaction workstation for electro-optical reading one-dimensional indicia, including image capture of two-dimensional targets |
Mar. 20, 2007 |
| 7185816 |
Bar code and method of forming a bar code having color for encoding supplemental information |
Mar. 6, 2007 |
| 7118041 |
Two-dimensional color barcode with preserved plane and lossy plane layers |
Oct. 10, 2006 |
| 7111784 |
Color image forming apparatus and color measurement controlling method therefor |
Sep. 26, 2006 |
| RE39226 |
Changeable machine readable assaying indicia |
Aug. 8, 2006 |
| 7063264 |
Covert variable information on identification documents and methods of making same |
Jun. 20, 2006 |
| 7055746 |
Postage indicia including color bar sequence to aid in authentication |
Jun. 6, 2006 |
| 7051935 |
Color calibration for color bar codes |
May. 30, 2006 |
| 7028901 |
System and method for reading and decoding optical codes using multiple color illumination |
Apr. 18, 2006 |
| 6989816 |
Methods and systems for providing human/computer interfaces |
Jan. 24, 2006 |
| 6981644 |
Apparatus and method for recognizing code |
Jan. 3, 2006 |
| 6976631 |
Code reader and code reading method for color image |
Dec. 20, 2005 |
| 6974083 |
Point-of-transaction workstation for electro-optically reading one-dimensional indicia, including image capture of two-dimensional targets |
Dec. 13, 2005 |
| 6929186 |
Orientation-indicating machine readable coded data |
Aug. 16, 2005 |
| 6902113 |
Selection of colors for color bar codes |
Jun. 7, 2005 |
| 6874687 |
Apparatus and method for color balance adjustment in image sensing apparatus |
Apr. 5, 2005 |
| 6845912 |
Bar code for measuring distance and position |
Jan. 25, 2005 |
| 6772945 |
Printed card to control printer |
Aug. 10, 2004 |
| 6742708 |
Fiducial mark patterns for graphical bar codes |
Jun. 1, 2004 |
| RE38509 |
On site machine readable IF assaying system |
May. 4, 2004 |
| 6722569 |
Optical reader having a color imager |
Apr. 20, 2004 |
| 6651894 |
Imaging method, imaging apparatus, and image information management system |
Nov. 25, 2003 |
| 6612494 |
Product authentication system |
Sep. 2, 2003 |
| 6598798 |
Code reader and code reading method for color image |
Jul. 29, 2003 |
| 6599074 |
Binder strip having encoded surface and method |
Jul. 29, 2003 |
| 6527181 |
Device and method for characterizing and identifying an object |
Mar. 4, 2003 |
| 6518950 |
Methods and systems for providing human/computer interfaces |
Feb. 11, 2003 |
| 6478223 |
Machine-readable color symbology and method and apparatus for reading same with standard readers such as laser scanners |
Nov. 12, 2002 |
| 6439688 |
Technique for printing a bar code while conserving colorant |
Aug. 27, 2002 |
| 6384907 |
Optical target and apparatus and method for automatic identification thereof |
May. 7, 2002 |
| 6375075 |
Method and apparatus for reading machine-readable symbols including color symbol elements |
Apr. 23, 2002 |
| 6354502 |
Continuous color tone infrared detected barcodes |
Mar. 12, 2002 |
| 6247646 |
Bar code reader, and bar code reading method |
Jun. 19, 2001 |
| 6119940 |
Identification methods |
Sep. 19, 2000 |
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