| Patents for G06K 1 - Methods or arrangements for marking the record carrier in digital fashion (8,736) |
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| 03/04/1992 | EP0472842A2 Presence/absence bar code with bidirectionality feature |
| 03/03/1992 | US5093147 Invisible, Infrared Radiation |
| 03/03/1992 | US5092688 Portable barcode printer |
| 02/25/1992 | US5091738 Printing apparatus and method |
| 02/18/1992 | US5089693 Reader/writer for arcuately flexed data cards |
| 02/18/1992 | US5089060 Controlled heating with energy beam to reduce coercive force, then exposure to reverse magnetic field |
| 02/16/1992 | CA2049079A1 Sub-surface marking |
| 02/05/1992 | EP0469929A2 Controlling currents in laser diodes |
| 01/28/1992 | US5084143 Masking a surface followed by anodizing to form an anodic film on a metal |
| 01/23/1992 | WO1992001268A1 Method and apparatus for the univocal and permanent connection of containers for medical use to a given patient |
| 01/23/1992 | CA2065152A1 Method and apparatus for the univocal and permanent connection of containers for medical use to a given patient |
| 01/22/1992 | EP0467067A2 Printing support and printing process with such support |
| 01/22/1992 | EP0467015A2 Arrangement for and method of updating inventory markings |
| 01/22/1992 | CN1058112A Method and apparatus for univocal and permanent connection of containers for medical use to given patient |
| 01/17/1992 | CA2037305A1 Arrangement for and method of updating inventory markings |
| 01/08/1992 | EP0187156B1 Method for transferring information from the recto to the verso of a document and device for implementing such method |
| 01/07/1992 | US5078518 Thermal variable speed vertical and horizontal bar code printer |
| 01/02/1992 | EP0463930A1 Means for marking objects, method for carrying out and device for reading |
| 12/31/1991 | CA1293806C Means of printing a zip bar code on an envelope |
| 12/30/1991 | CA2045818A1 Means for marking objects, method of achievement and reading apparatus |
| 12/17/1991 | CA1293324C Thermally readable surface characterization arrangement |
| 11/28/1991 | WO1991017895A1 Information recording system and magnetic recording medium |
| 11/21/1991 | EP0457165A2 Label printer and label printing method |
| 11/19/1991 | CA1292312C Multiple card recording system |
| 11/19/1991 | CA1292286C Method and apparatus for equalizing power output in a laser marking system |
| 11/14/1991 | WO1991017523A1 Marking and identification system |
| 11/12/1991 | US5065002 Label issuing apparatus |
| 11/12/1991 | US5064222 Bar code applicator |
| 10/29/1991 | US5061842 Erasure mechanism for card readers |
| 10/29/1991 | CA1291364C Apparatus for printing with ink jet chambers utilizing a plurality of orifices |
| 10/15/1991 | US5056429 Bar code printing method and the printer |
| 10/15/1991 | CA1290859C Data storage apparatus for portable label printer |
| 10/09/1991 | CN1055253A Method of registering, transferring and storing information |
| 10/08/1991 | US5056061 Circuit for encoding identification information on circuit dice using fet capacitors |
| 10/08/1991 | US5055662 Portable information record medium having liquid crystal and photoconductive layers |
| 10/03/1991 | WO1991015008A1 Temperature-readable code arrangement and devices for reading and coding same |
| 10/03/1991 | WO1991014996A1 Reader/writer for flexible data cards |
| 09/18/1991 | EP0446928A2 Label printer |
| 09/11/1991 | EP0445226A1 Magnetic encoding apparatus and method |
| 09/10/1991 | US5047615 Bar code printing or reading apparatus |
| 09/04/1991 | EP0444331A1 Method for marking objects, and printing ink for use with this method |
| 08/22/1991 | DE4003876A1 Machine readable voting card - provides sections for marking by stamp loaned to voter |
| 08/20/1991 | US5041356 Process for preparing optical recording material |
| 08/14/1991 | EP0441425A1 Apparatus for recording and/or reading information |
| 08/07/1991 | EP0440124A1 Bar code label and bar code reader |
| 08/07/1991 | EP0439682A2 High density two dimensional symbology |
| 08/07/1991 | EP0324831A4 Erasable optical wallet-size data card |
| 08/06/1991 | US5037216 Graphic |
| 08/01/1991 | DE4002794A1 Data carrier for contactless goods identification - has insulating support plate with matrix of printed, parallel-connected coils |
| 07/30/1991 | US5036362 Sequential development with magnetic and non-magnetic toner |
| 07/25/1991 | WO1991010953A1 Magnetic encoding apparatus and method |
| 07/24/1991 | EP0437766A2 Printing system exposure module optic structure and method of operation |
| 07/10/1991 | EP0436247A2 Circuit for encoding identification information on circuit dice |
| 07/10/1991 | EP0435935A1 Method and apparatus for personalizing plastic cards |
| 07/10/1991 | EP0207164B1 Apparatus for recording and reproducing optical recording card |
| 07/09/1991 | US5030977 Printed image magnetic signal level control apparatus and method |
| 07/03/1991 | EP0376958A4 Updatable micrographic pocket data card |
| 07/02/1991 | US5029108 Edge enhancement method and apparatus for dot matrix devices |
| 07/02/1991 | US5028768 System for reading and encoding a magnetic track carried by a manually-displaced supporting document |
| 06/27/1991 | WO1991009379A1 Method and apparatus for the transfer of information from a computer to a magnetic card and a corresponding information carrier |
| 06/27/1991 | DE3942459A1 Modulated laser beam for developing tapes or films - uses opto-acoustic crystal modulator and scanning mirror |
| 06/26/1991 | EP0434055A2 Printing apparatus |
| 06/18/1991 | US5025399 Method and apparatus for personalizing plastic cards |
| 06/18/1991 | US5025397 Label printer |
| 06/12/1991 | EP0431808A2 Tag printer |
| 06/11/1991 | US5023437 Bar code marking the surface of an object |
| 06/06/1991 | DE3938288A1 Copying technical drawings on film - using bar code data with scanner and processor |
| 06/04/1991 | US5021975 Printer with improved image printing function |
| 06/04/1991 | US5021631 System for marking moving objects by laser beams |
| 05/28/1991 | US5019841 Printing apparatus and method |
| 05/28/1991 | US5019695 Puncher and method of controlling the puncher |
| 05/28/1991 | CA1284533C Programmer for identification system |
| 05/21/1991 | US5017262 Glass beads |
| 05/16/1991 | WO1990010916A3 Erasable optical wallet-size data card |
| 05/15/1991 | EP0427507A2 Paper-like computer output display and scanning therefor |
| 04/30/1991 | US5012261 Printing apparatus and method |
| 04/18/1991 | WO1991002447A3 Method of registering, transferring and storing information |
| 04/17/1991 | EP0422648A2 Label printer |
| 04/17/1991 | EP0422482A2 Coding device for ulteriorly coding electrically conductive code arrangements |
| 04/17/1991 | EP0422481A2 Electric code reader |
| 04/16/1991 | US5007748 Printer for bar code using thin and thick bar code fonts |
| 04/10/1991 | EP0421491A2 System for the printing and reading of encrypted messages |
| 03/26/1991 | US5003612 Method of identification of a product for the purpose of preventing fraud and device for carrying out this method |
| 03/19/1991 | US5001331 System for establishing production history |
| 03/13/1991 | EP0416853A2 Label issuing apparatus |
| 03/13/1991 | EP0416508A2 Printer with improved image printing function |
| 03/07/1991 | WO1991002447A2 Method of registering, transferring and storing information |
| 02/26/1991 | US4996539 Label printer |
| 02/06/1991 | EP0411044A1 Label generation apparatus |
| 02/06/1991 | EP0410980A1 Magnetographic printing process and device for implementing said process. |
| 02/05/1991 | US4990792 Method for the application and reading of, and bottle with optically readable code marks |
| 02/05/1991 | US4989483 Apparatus for putting bar codes on a thin metal strip |
| 01/29/1991 | US4987683 Perforation hand punch |
| 01/24/1991 | DE4022658A1 Coding electrical fuses and monitoring their transport during mfr. - involves testing individually after mfr. and applying machine readable code enabling automatic checking during mounting |
| 01/09/1991 | EP0406984A2 Self-correcting printer-verifier |
| 01/03/1991 | DE4003792A1 Portable data carrier e.g. for operating terminals |
| 01/02/1991 | EP0405054A1 Portable data carrier with optical display area |
| 12/31/1990 | CA2020130A1 Portable data carrier with an optical indicating area |
| 12/19/1990 | EP0403376A1 Bar code with printing tolerance indicator |
| 12/12/1990 | EP0402298A2 A system for marking moving objects by laser beams |