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Class Information
Number: 235/462.03
Name: Registers > Coded record sensors > Particular sensor structure > Optical > Bar code > Circular bar code (e.g., concentric circles or sun burst)
Description: Subject matter including means to read a bar code having a circular configuration.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621459 |
Concentric-ring circular bar code |
Nov. 24, 2009 |
| 7564605 |
Symmetric tags |
Jul. 21, 2009 |
| 7530496 |
Surface sensitive input device with indexes and computer system using the input device |
May. 12, 2009 |
| 7530501 |
Printed interface with orientation target structure |
May. 12, 2009 |
| 7398928 |
Coded target and photogrammetry method using such targets |
Jul. 15, 2008 |
| 7380717 |
System and method for compensating for bar code image distortions |
Jun. 3, 2008 |
| 7380721 |
Low-cost compact bar code sensor |
Jun. 3, 2008 |
| 7334739 |
Rotationally symmetric coded data |
Feb. 26, 2008 |
| 7325741 |
Enhanced system management and user assistance through software monitoring |
Feb. 5, 2008 |
| 7311259 |
Bar code reader and method of reading of bar code |
Dec. 25, 2007 |
| 7237340 |
Multi-tasking utility tool |
Jul. 3, 2007 |
| 7182247 |
Coded surface with function flags |
Feb. 27, 2007 |
| 7108192 |
Rotationally symmetric tags |
Sep. 19, 2006 |
| 7103781 |
OPTICAL DISK, AN OPTICAL DISK BARCODE FORMING METHOD, AN OPTICAL DISK REPRODUCTION APPARATUS, A MARKING FORMING APPARATUS, A METHOD OF FORMING A LASER MARKING ON AN OPTICAL DISK, AND A METHOD |
Sep. 5, 2006 |
| 7017826 |
Machine readable coded data with target features |
Mar. 28, 2006 |
| 7014123 |
Machine readable coded data with distributed encoding |
Mar. 21, 2006 |
| 6989816 |
Methods and systems for providing human/computer interfaces |
Jan. 24, 2006 |
| 6969003 |
Method and apparatus for extending operating range of bar code scanner |
Nov. 29, 2005 |
| 6938826 |
Interface surface having coded data with predetermined pattern |
Sep. 6, 2005 |
| 6854653 |
Electronic marking of a medication cartridge |
Feb. 15, 2005 |
| 6786397 |
Computer system control via interface surface with coded marks |
Sep. 7, 2004 |
| 6766945 |
Computer system interface surface with sensor having identifier |
Jul. 27, 2004 |
| 6728882 |
OPTICAL DISK, AN OPTICAL DISK BARCODE FORMING METHOD, AN OPTICAL DISK REPRODUCTION APPARATUS, A MARKING FORMING APPARATUS, A METHOD OF FORMING A LASER MARKING ON AN OPTICAL DISK, AND A METHOD |
Apr. 27, 2004 |
| 6708208 |
Unique bar code for indicating a link between a product and a remote location on a web network |
Mar. 16, 2004 |
| 6698657 |
Method and apparatus for data interpretation |
Mar. 2, 2004 |
| 6681137 |
Communications medium for controlling the attributes of a physical, chemical, or thermodynamic process |
Jan. 20, 2004 |
| 6669090 |
Electronic marking of a medication cartridge |
Dec. 30, 2003 |
| 6599074 |
Binder strip having encoded surface and method |
Jul. 29, 2003 |
| 6592045 |
Data recording medium, data recording method and computer-readable memory medium |
Jul. 15, 2003 |
| 6592039 |
Digital pen using interferometry for relative and absolute pen position |
Jul. 15, 2003 |
| 6550685 |
Methods and apparatus utilizing visually distinctive barcodes |
Apr. 22, 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 |
| 6484942 |
Information storage medium, information reproducing apparatus, game machine and its information reproducing method |
Nov. 26, 2002 |
| 6308891 |
Jewelry identification |
Oct. 30, 2001 |
| 6128414 |
Non-linear image processing and automatic discriminating method and apparatus for images such as images of machine-readable symbols |
Oct. 3, 2000 |
| 6116507 |
Information reproduction system for reproducing multimedia information recorded in the form of an optically readable dot code pattern wherein the optical readable dot code comprises address do |
Sep. 12, 2000 |
| 5798514 |
Circular bar code |
Aug. 25, 1998 |
| 5706047 |
Storage media for an optical information system having an identification code embedded therein |
Jan. 6, 1998 |
| 5700998 |
Drug coding and delivery system |
Dec. 23, 1997 |
| 5671202 |
Apparatus and method for data security in an optical disk storage system |
Sep. 23, 1997 |
| 5629990 |
Image processing system |
May. 13, 1997 |
| 5554841 |
Article marker and decoding method |
Sep. 10, 1996 |
| 5395181 |
Method and apparatus for printing a circular or bullseye bar code with a thermal printer |
Mar. 7, 1995 |
| 5390711 |
Method and apparatus for making snow cones |
Feb. 21, 1995 |
| 5301238 |
Process for reading a chain of code characters from a transparent bottle |
Apr. 5, 1994 |
| 5268581 |
Bar coding scheme for sensing media type and quantity on a rotating supply tube |
Dec. 7, 1993 |
| 5260556 |
Optically readable coded target |
Nov. 9, 1993 |
| 5144119 |
Instant portable bar code reader |
Sep. 1, 1992 |
| 5144121 |
Instant portable bar code reader |
Sep. 1, 1992 |
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