| Patents for G06K 19 - Record carriers for use with machines and with at least a part designed to carry digital markings (72,649) |
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| 05/20/1980 | US4203544 Method for identification of coded labels |
| 05/20/1980 | CA1077874A1 System for micro labels for documents, with coded information of document on label |
| 05/15/1980 | WO1980001010A1 Control and secret marking method of a data carrier which may be read by a machine |
| 05/14/1980 | EP0011053A1 Method for obtaining a credit card having an anisotropic, uniaxial magnetization and credit card obtained thereby |
| 05/14/1980 | EP0010611A1 Identity card |
| 05/13/1980 | US4202491 Data card |
| 05/13/1980 | CA1077314A1 Apparatus for storing and reading authenticating information |
| 04/29/1980 | US4200227 Key assembly for electronic system |
| 04/16/1980 | EP0009955A1 Container coding |
| 04/15/1980 | US4197989 Magnetic recording |
| 04/15/1980 | CA1075558A1 Machine readable file labelling system |
| 04/08/1980 | US4197563 Method and device for orientating and fixing in a determined direction magnetic particles contained in a polymerizable ink |
| 04/08/1980 | US4196845 Bar-coded data input terminals |
| 04/01/1980 | US4196418 Detection plate for an identification system |
| 04/01/1980 | US4195844 Audiovisual card reproducing device |
| 04/01/1980 | US4195773 Programmable controller system for industrial process apparatus |
| 03/19/1980 | EP0008998A1 Electromagnetic identification card reader |
| 03/18/1980 | US4193540 Apparatus for and method of automatically identifying barrels |
| 02/19/1980 | US4189712 Switch and lock activating system and method |
| 02/19/1980 | CA1071888A1 Metal magnetic key |
| 02/12/1980 | US4187981 Coded module for use in a magnetic pulse generator and method of manufacture |
| 02/12/1980 | CA1071769A1 Electronic combination lock and system |
| 02/07/1980 | WO1980000200A1 Microfiche information and control system |
| 02/06/1980 | EP0007660A1 A microfiche information retrieval and control system utilizing machine readable microfiche and visually readable microfiche |
| 02/05/1980 | US4186944 Security document |
| 02/05/1980 | CA1071331A1 Commodity identification apparatus |
| 02/05/1980 | CA1071135A1 Method of fabricating diffraction grating masters and apparatus therefor |
| 02/05/1980 | CA1070996A1 Holographic method of recording and reading secret information |
| 01/29/1980 | CA1070837A2 Coded record and method of and system for interpreting the record |
| 01/29/1980 | CA1070835A1 Security cards |
| 01/22/1980 | US4184700 Documents embossed with optical markings representing genuineness information |
| 01/22/1980 | US4184632 Data card and data card reader combination |
| 01/22/1980 | CA1070282A1 Retroreflective sheeting with retroreflective markings |
| 01/15/1980 | US4183554 Semi-laminated security pouch |
| 01/15/1980 | US4183465 Record and printing member for making the record |
| 01/08/1980 | CA1069606A1 Foreground subject-identifying apparatus |
| 01/01/1980 | US4181251 Record carrier with safety features capable of being checked mechanically and method of checking said safety |
| 12/25/1979 | US4180837 Magnetic coding method |
| 12/25/1979 | US4180207 Security material and secure document system using said material |
| 12/25/1979 | US4180204 Automatic inventorying system |
| 12/18/1979 | US4179212 Demand publishing royalty accounting system |
| 12/11/1979 | US4178503 Marking message card and template assembly and related input switching circuitry and method of making the assembly |
| 12/11/1979 | CA1067950A1 Multi-color recording medium responsive to force fields and apparatus for recording on the medium |
| 12/04/1979 | CA1067619A1 Symmetrically encoded label for automatic label reading systems |
| 11/28/1979 | EP0005534A1 Device for identifying objects and persons |
| 11/27/1979 | US4176260 Inventory control system |
| 11/27/1979 | US4175775 Access control system |
| 11/06/1979 | CA1065983A1 Data carrier for optical read-out |
| 10/30/1979 | US4172554 Apparatus for storing and reading data |
| 10/30/1979 | CA1065486A1 Device for the determination of the common characteristics of data sets |
| 10/23/1979 | US4171864 Identification document and display unit therefor |
| 10/23/1979 | US4171766 Falsification-proof identification card having a Lippmann-Bragg hologram |
| 10/17/1979 | EP0004559A1 Identification card with a hologram, method for the production of the identification card and device for recording the hologram on the identification card |
| 10/16/1979 | CA1064617A1 Self-cleaning label for automatic object identification system |
| 10/16/1979 | CA1064244A1 Method of tagging with color-coded microparticles |
| 10/02/1979 | CA1063342A1 Code symbol inspection arrangement using a windowed gauge |
| 09/18/1979 | CA1062809A1 Tachograph charts |
| 09/18/1979 | CA1062808A1 Wedge code and reading thereof |
| 08/21/1979 | CA1060954A1 Transponder system for the transfer of signalling information for rail-bounded vehicles |
| 08/21/1979 | CA1060917A1 Copy-proof multi-layer identification card |
| 08/14/1979 | CA1060583A1 Data memory for an independent portable device_ |
| 08/14/1979 | CA1060582A1 Data transmission system using independent portable device for data collecting and storage |
| 08/09/1979 | WO1979000543A1 Method and device for electrically connecting a removable article,in particular a portable electronic card |
| 08/07/1979 | US4163570 Optically coded document and method of making same |
| 07/31/1979 | CA1059632A1 Coded record and method of and system for interpreting the record |
| 07/24/1979 | US4162448 Radio signalling systems |
| 07/17/1979 | US4161790 Programmable modular electronic register and method of implementing same |
| 07/10/1979 | US4160522 Automatic car identification system |
| 07/10/1979 | CA1057963A1 Programmable signal clock with electronic appointments marking calendar |
| 06/27/1979 | EP0002537A2 Device for the non-falsifiable marking of objects |
| 06/19/1979 | US4158862 Selective fixation method for producing permanent magnetic recordings |
| 06/19/1979 | US4158434 Electronic status determining system for goods |
| 06/19/1979 | US4158433 Method of and apparatus for securing and storing personal information |
| 06/19/1979 | CA1056653A1 Color-coded identifier microparticles |
| 06/12/1979 | US4157784 Safeguard against falsification of securities and the like which is suitable for automatic machines |
| 06/05/1979 | CA1056059A1 Variable color label for object identification system |
| 05/01/1979 | US4151667 Novel I.D. cards |
| 05/01/1979 | US4151666 I.D. Cards |
| 04/24/1979 | US4151405 Ferromagnetic marker pairs for detecting objects having marker secured thereto, and method and system for activating, deactivating and using same |
| 04/24/1979 | US4150782 Data processing system |
| 04/24/1979 | US4150781 Access authentication system |
| 04/17/1979 | US4149925 Machine for applying magnetic strips |
| 04/17/1979 | US4149670 Mark-sense card |
| 04/10/1979 | US4149070 Code symbol inspection arrangement |
| 04/10/1979 | US4149027 TV game cartridge and method |
| 04/10/1979 | US4148434 Method of producing a binary code and means for using the same |
| 04/04/1979 | EP0001338A1 Apparatus for determining the result of answers to a set of related questions |
| 03/27/1979 | US4146781 Data carrier, method and apparatus for placing data on the carrier, and device for reading data from the carrier |
| 03/27/1979 | US4146664 Secure property device |
| 03/13/1979 | US4143810 Documents coded by means of machine-readable optical markings |
| 03/06/1979 | US4142674 Recognition and identification key having adaptable resonant frequency and methods of adapting same |
| 02/27/1979 | CA1049460A1 Information bearing article for conveying information which cannot be surreptitiously detected |
| 02/20/1979 | US4140373 Dual-hologram identity card |
| 02/20/1979 | US4140272 Optical card, system and method for securing personal identification data |
| 02/06/1979 | US4138696 Device for automatically recording, reproducing and translating, a magnetic transducer |
| 02/06/1979 | US4138058 Card, system and method for securing personal identification data |
| 02/06/1979 | US4138057 Card, system and method for securing user identification data |
| 01/30/1979 | US4136471 Document carrier |
| 01/23/1979 | CA1047163A1 Magnetic type information card and method and apparatus for encoding and reading |
| 01/09/1979 | CA1046163A1 Machine readable merchandise marking tag |