| 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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| 10/23/1991 | EP0453314A2 Non-contact portable carrier |
| 10/23/1991 | EP0453050A2 Machine readable card |
| 10/23/1991 | EP0275290B1 Device for protecting against an environing magnetic flux, objects susceptible of being altered by a magnetic flux, particularly objects presenting a carrier medium for magnetic inscriptions |
| 10/22/1991 | US5060261 Microcircuit card protected against intrusion |
| 10/22/1991 | US5059950 Deactivatable electronic article surveillance tags, tag webs and method of making tag webs |
| 10/22/1991 | US5059776 Bar code field and bar code reader |
| 10/22/1991 | US5059775 Slip and method of and apparatus for automatic reading of the slip |
| 10/22/1991 | US5059774 Seek and track control for a rectangular optical card handling apparatus |
| 10/17/1991 | WO1991015159A1 Controlling articles of equipment during surgery |
| 10/16/1991 | EP0452162A1 Linear identification means for length, speed or positioning of flexible article of big length |
| 10/16/1991 | EP0451936A1 Program control system for portable data storage device |
| 10/16/1991 | EP0413733A4 Token and payment system |
| 10/15/1991 | US5058161 Method and apparatus for secure identification and verification |
| 10/15/1991 | US5058075 Battery circuit for an integrated circuit (IC) memory card |
| 10/15/1991 | US5057679 Technique for attaching an electronic module to a card body to form an electronic memory card |
| 10/15/1991 | US5057460 Method of making an electronic module, for insertion into an electronic memory-card body |
| 10/15/1991 | CA1290851C Document authentication system |
| 10/15/1991 | CA1290841C Electromagnetic identification system |
| 10/15/1991 | CA1290840C Tool identification system |
| 10/09/1991 | EP0451059A1 Circuit for transmission of radioelectric high-frequency radiation, especially for a portable electronic device included in a remote control system for motor vehicles |
| 10/09/1991 | EP0451044A1 Method of identification provided with a code, and device for reading such a code |
| 10/09/1991 | EP0451024A1 Security card combining a high density information carrier and a microcircuit, and method for use in a card reader |
| 10/09/1991 | EP0450245A2 Detector for rapid variations of the supply voltage of an integrated circuit |
| 10/09/1991 | EP0449893A1 Diffraction grating. |
| 10/09/1991 | EP0449889A1 An optically readable coded target |
| 10/09/1991 | CN1055253A Method of registering, transferring and storing information |
| 10/08/1991 | US5056009 IC memory card incorporating software copy protection |
| 10/08/1991 | US5055968 Thin electronic device having an integrated circuit chip and a power battery and a method for producing same |
| 10/08/1991 | US5055947 Cassette for storing data in a solid state memory in lieu of tape |
| 10/08/1991 | US5055913 Terminal arrangement for integrated circuit device |
| 10/08/1991 | US5055662 Portable information record medium having liquid crystal and photoconductive layers |
| 10/08/1991 | US5055661 Ic card with switchable bus structure |
| 10/08/1991 | CA1290452C Personal memory card system |
| 10/03/1991 | WO1991015008A1 Temperature-readable code arrangement and devices for reading and coding same |
| 10/03/1991 | WO1991014998A1 Tokens having minted identification codes |
| 10/02/1991 | EP0449691A1 Electronic Memory Card Manufacturing Process |
| 10/02/1991 | EP0449255A2 Micro controller |
| 10/02/1991 | EP0393118A4 Method for reading data pages on a data surface |
| 10/01/1991 | US5053774 Transponder arrangement |
| 10/01/1991 | US5053613 IC card |
| 10/01/1991 | US5053609 Dynamically variable machine readable binary code and method for reading and producing thereof |
| 10/01/1991 | US5053608 Personal identification system |
| 09/26/1991 | DE4009579A1 System zur fernerkennung von gegenstandskennzeichnungen System for remote detection of object-markings |
| 09/25/1991 | EP0447692A1 Laminated product |
| 09/24/1991 | US5051569 Method for recording data onto optical data recording cards including data regions and sync regions |
| 09/24/1991 | US5051314 Laminate for protecting optical recording layer |
| 09/24/1991 | US5051034 Magnetically detectable plastic pipe |
| 09/24/1991 | US5050292 Automated method for the manufacture of transponder devices by winding around a bobbin |
| 09/24/1991 | CA1289642C Tag and method |
| 09/24/1991 | CA1289641C Method of making tags |
| 09/24/1991 | CA1289359C Optical recording medium, method of producing the same and method of producing the optical recording card |
| 09/19/1991 | WO1991014260A1 Magnetic composition and its applications |
| 09/18/1991 | EP0447057A2 Digital computer with non-hierarchical memory |
| 09/18/1991 | EP0446519A2 Noncontact integrated circuit card |
| 09/17/1991 | US5049728 IC card system with removable IC modules |
| 09/17/1991 | US5049118 Method of constructing a document processing envelope |
| 09/17/1991 | US5048179 IC chip mounting method |
| 09/17/1991 | CA1289248C Method for tagging macro-organisms and an apparatus used in performing the method |
| 09/12/1991 | DE4107004A1 Memory card allowing connector inspection - has memory element visible to user via row of holes |
| 09/11/1991 | EP0446081A1 Method for application programm loading in a memory card reader with microprocessor and system for carrying out this method |
| 09/11/1991 | EP0445133A1 Computer communication interface |
| 09/11/1991 | EP0393089A4 Transponder |
| 09/10/1991 | US5048085 Transaction system security method and apparatus |
| 09/10/1991 | US5047988 Disposable IC memory card having an embedded battery |
| 09/10/1991 | US5047924 Microcomputer |
| 09/10/1991 | US5047894 IC card with shutter having L-shaped flanges enclosing the sides of an electrode terminal board |
| 09/10/1991 | US5047631 Self-referencing start of plot system and method |
| 09/10/1991 | US5046841 Token having a predetermined optical characteristic, and a token validation device for use therewith |
| 09/08/1991 | CA2037682A1 Linear tracking means for locating, speed and lenght measuring in high lenght flexible article |
| 09/05/1991 | WO1991013499A1 A receiver and transmitter arrangement intended preferably for an electronic price information system |
| 09/03/1991 | US5045770 Shunt regulator for use with resonant input source |
| 09/03/1991 | US5045676 Optical media having interlaced data rings |
| 09/03/1991 | US5045675 Serial port interface to low-voltage low-power data module |
| 09/03/1991 | US5045384 Three layers, outer layers containing fine closed cells |
| 09/03/1991 | CA1288479C Electronic data storage, transmission and retrieval apparatus and method |
| 08/28/1991 | EP0443679A1 Coding method, according to the RSA method, by a microcontroller and a device using this method |
| 08/28/1991 | CN1054141A Automatic generating calculation method for converting report forms |
| 08/27/1991 | US5042145 Method for mounting an electronic component and memory card using same |
| 08/22/1991 | WO1991012593A1 Coded memory aid |
| 08/22/1991 | DE4003876A1 Machine readable voting card - provides sections for marking by stamp loaned to voter |
| 08/21/1991 | EP0442762A2 Process for producing a card |
| 08/21/1991 | EP0442390A1 Batteryless transponder |
| 08/21/1991 | EP0441774A1 Personal identification system and method. |
| 08/20/1991 | US5042079 Method of recording/reproducing data of mesh pattern, and apparatus therefor |
| 08/20/1991 | US5041826 Interrogator |
| 08/20/1991 | US5041395 Forming a micromodule |
| 08/20/1991 | US5041356 Process for preparing optical recording material |
| 08/20/1991 | CA1287920C Arrangement for a portable data carrier having multiple application files |
| 08/20/1991 | CA1287919C Security file system for a portable data carrier |
| 08/20/1991 | CA1287918C Preformatted optical recording card and method of producing the same |
| 08/14/1991 | EP0441712A1 Microwave transponder system with polarising resonant plane antenna |
| 08/14/1991 | EP0441237A1 Portable detecting plate which is programmable by fields |
| 08/14/1991 | EP0440814A1 System for issuing id cards |
| 08/14/1991 | EP0440800A1 Ic card for security attestation and ic card service system using said ic card |
| 08/14/1991 | CN1013528B Data access card of ferro-electric liquid crystals |
| 08/13/1991 | US5039996 Method of placing an electronic responder in or near an electrically conductive article, as well as an electrically conductive article provided with an electronic responder |
| 08/13/1991 | US5039850 IC card |
| 08/08/1991 | WO1991011804A1 Data storage medium and methods for recording and reading of data |
| 08/08/1991 | WO1991011784A1 Data carrier |
| 08/07/1991 | EP0440549A1 Apparatus and method for managing IC-card transactions |