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| Number | Title | Issue Date |
| 8018345 | RFID tags having ferromagnetic patches RFID tags and devices disclosed herein use ferromagnetic films to store information. The tags include patches of ferromagnetic materials, each patch having a particular ferromagnetic resonance frequency determined by the composition of the ferromagnetic film. When s... | 09/13/2011 |
| 8013743 | Marker for a magnetic theft protection system and method for its production Disclosed are markers for a magnetic theft protection system, which markers contain at least one oblong alarm strip made of an amorphous ferromagnetic alloy and at least one activation strip made of a molybdenum-free semi-hard magnetic alloy consisting essentially o... | 09/06/2011 |
| 7623039 | Magnetomechanical tag used in electronic article surveillance and method of manufacturing a magnetomechanical tag A magnetomechanical tag for use in an electronic article surveillance (EAS) system and a method of manufacturing the magnetomechanical tag may be provided. The EAS may include at least one resonator, a housing configured to allow vibration therein of the at least on... | 11/24/2009 |
| 7561051 | Magnet locating apparatus and method of locating a magnet using such apparatus An apparatus for locating a magnet and/or determining the orientation of the apparatus relative to the magnet. In one embodiment, the apparatus includes a multi-axis magnetic field sensor movable in a reciprocating manner so as to permit sensor readings at multiple ... | 07/14/2009 |
| 7532123 | Magnetic tagging Articles are magnetically tagged by a spatial distribution of passive magnetic elements. Each such magnetic element comprises a layer of soft magnetic material characterised by high permeability, low coercivity and a non-linear B-H characteristic, and formed as a di... | 05/12/2009 |
| 7515049 | Extended read range RFID system The present invention generally comprises an apparatus that allows an RFID antenna to obtain information from an RFID tag mounted on a container. The apparatus reproduces the RF field generated by the antenna to a location proximate to the RFID tag. In one embodimen... | 04/07/2009 |
| 7495565 | Methods and apparatus for arbitrary antenna phasing in an electronic article surveillance system A method for controlling electronic article surveillance (EAS) transmissions is described. The method includes calculating system parameters associated with one or more of a desired frequency, a desired duty cycle, and a desired phase difference between antennas for... | 02/24/2009 |
| 7439862 | Antenna array for an RFID reader compatible with transponders operating at different carrier frequencies An antenna array is provided for an RFID reader, which includes a first reader antenna tuned to operate at a first frequency and a second reader antenna tuned to operate at a second frequency different from the first frequency. The first and second antennas are pref... | 10/21/2008 |
| 7436302 | Low cost RFID labeling device A system for dispensing, reading and verifying RFID tags. The system includes a label dispenser that dispenses labels that contain RFID tags from a bulk label storage device, an RFID Reader/Writer device that is operatively connected to the label dispenser. The RFID... | 10/14/2008 |
| 7432815 | Marker for a magnetic theft protection system and method for its production Disclosed are a marker for a magnetic theft protection system, comprising: (a) at least one oblong alarm strip comprising an amorphous ferromagnetic alloy; and (b) at least one oblong activation strip comprising an alloy consisting essentia... | 10/07/2008 |
| 7411893 | Secure optical information disc A secure optical data disc comprising an electronic article surveillance tag embedded within a layered disc structure comprising first and second substrates is disclosed. The tag is placed within a non-readable zone (i.e., one that does not have data tracks) of the ... | 08/12/2008 |
| 7382254 | Storage medium having RFID tag and methods for using same A digital storage medium (e.g., a CDROM, a DVD, a tape, etc.) has an integrated RFID tag to store information for use in controlling access to the data stored on the digital storage medium. ... | 06/03/2008 |
| 7354645 | Engineered glasses for metallic glass-coated wire A metallic glass-coated wire is formed by drawing a hollow glass fiber from a container in which molten alloy is entrained and solidified. Interference stresses extant between the glass coating and the alloy core of the wire are produced by systematically controllin... | 04/08/2008 |
| 7348887 | RFIDs embedded into semiconductors The present invention provides a RFID device comprising a radio frequency identification (RFID) transceiver and antenna element co-located with a semiconductor device, a method for making same and a method of using the RFID device of the present invention to locate,... | 03/25/2008 |
| 7348890 | Pest control techniques A pest control system (20) includes pest control devices (110) installed about an area or building (22). These devices (110) each include a bait member and a communication circuit. The communication circuit may be in the form of a passive... | 03/25/2008 |
| 7338709 | Security yarn and production method therefor According to the present invention, there is provided a security thread whose existence is not clarified, which is prevented beforehand from being removed, which can be attached even to a form of a commodity heretofore regarded as difficult, and whose use purpose ra... | 03/04/2008 |
| 7320433 | Marker for coded electronic article identification system A coded marker in a magnetomechanical resonant electronic article identification system, includes a plurality of ductile magnetostrictive elements or strips based on an amorphous magnetic alloy ribbon with improved magnetomechanical resonance performance. The coded ... | 01/22/2008 |
| 7317398 | Security and identification label and the production and use thereof An object is provided with a label for identifying in a cable-less manner by an electromagnetic radiation. The inventive label comprises at least one antenna receiving an incident electromagnetic signal and characterized reducing the influence of dispersion or stray... | 01/08/2008 |
| 7315253 | Security device and transponder A security device for attachment to a container having external walls such that a transponder thereon is located externally of or adjacent to one of said external walls so as to avoid being shielded by a metal layer within the container (e.g. the metal layer within ... | 01/01/2008 |
| 7307535 | Air coil RF transponder and method of making same An RF air coil transponder includes a rotatable carrier, such as a rigid reel. A coil is wound about the reel and at least one field influencing body for influencing the electric and/or the magnetic field within the coil is supported by the reel. The rigidity of the... | 12/11/2007 |
| 7304574 | Alarm investigation using RFID A method according to one embodiment may include detecting an activated electronic article surveillance (EAS) tag in an interrogation zone, and reading at least one radio frequency identification (RFID) tag in response to the detecting of the activated EAS tag in th... | 12/04/2007 |
| 7295107 | Ferromagnetic detection pillar A ferromagnetic detection pillar having one or more applied magnetic field sources and one or more magnetic field sensors, with the magnets and sensors arranged and adapted to detect a ferromagnetic threat object on one side of the pillar. A detection device, such a... | 11/13/2007 |
| 7292148 | Method of variable position strap mounting for RFID transponder A method of coupling an RFID chip to an antenna includes the steps of, iteratively until a test criterion is met, positioning an RFID chip relative to an antenna and testing the RFID chip and antenna. Once the test criterion is met, the RFID chip is coupled with the... | 11/06/2007 |
| 7280043 | Apparatus for impeding counterfeiting, impeding stealing and managing optical disk stock An apparatus for impeding counterfeiting, impeding stealing and managing optical disk stock is described. The radio frequency identification (RFID) system is applied in an apparatus for impeding counterfeiting, impeding stealing, and managing optical disk stock. The... | 10/09/2007 |
| 7276128 | Amorphous alloys for magneto-acoustic markers in electronic article surveillance having reduced, low or zero co-content and method of annealing the same A ferromagnetic resonator for use in a marker in a magnetomechanical electronic article surveillance system is manufactured at reduced cost by being continuously annealed with a tensile stress applied along the ribbon axis and by providing an amorphous magnetic allo... | 10/02/2007 |
| 7259672 | Contactless identification tag A contactless identification tag includes a capacitor and an electrostatic capacity variable device that varies an electrostatic capacity of the capacitor according to an externally applied compression force. ... | 08/21/2007 |
| 7250865 | Object tracking system with non-contact object detection and identification An object tracking system is provided for tracking the removal of objects from a location and the replacement of the objects at the location. The system includes a radio frequency identification (RFID) tag attached to each of the objects to be tracked and each tag h... | 07/31/2007 |
| 7248169 | Recursive-reflective display devices In a retroreflective display device comprising at least a surface-protective layer, information display layer, retroreflective layer and a back-protective layer, on or between these layers radio frequency identification unit or units enclosing radio frequency identi... | 07/24/2007 |
| 7242304 | System and method for authenticated detachment of product tags A system and method for releasing a security tag from an article automatically at a point of sale without the need for store employee involvement, assuming a valid sale is occurring. A system and method for releasing a security tag from an article automatically at a... | 07/10/2007 |
| 7239240 | Method and apparatus for implementing security protection over RFID Disclosed is one method and one apparatus which teach improved techniques in equipping an RFID with security measure. Conventionally an RFID is employed basically to replace the usage of an infrared bar-code label thereby to supply electronic or digital signature an... | 07/03/2007 |
| 7233249 | Multi-bit encoded glass-coated microwire and articles composed thereof A glass-coated amorphous metallic microwire is encoded with multi-bit digital information. Encoding is achieved magnetically, optically or through a combination of magnetic and optical encoding processes. Magnetic encoding is carried out by modifying the constituent... | 06/19/2007 |
| 7230537 | Product identification system using IC tag units, and a digital content management system An IC tag unit has an IC unit for storing unique identification information, a first coil operable to produce a first induction current by electromagnetic induction resulting from movement relative to a magnetic field in which north and south poles are separated by ... | 06/12/2007 |
| 7212124 | Portable information device Provided is a portable information device having an RFID, the device being a device in which no effect is produced on original communication of the portable information device for which an EMC measure is taken, the device having good productivity, and the device kee... | 05/01/2007 |
| 7205893 | Marker for mechanically resonant article surveillance system A magnetomechanical resonance element or marker strip with facilitated performance based on an amorphous magnetostrictive alloy ribbon is utilized in an electronic article surveillance marker. A curvature along the element's length direction is introduced during rib... | 04/17/2007 |
| 7205899 | Flexible transponder label which is readable on conductive surfaces A transponder label includes an antenna coil, a semiconductor chip, and a single layer film, which acts both as a carrier film and as a shield against the induction of counter magnetic fields in the metallic base layer. The semiconductor chip acts both as a capacito... | 04/17/2007 |
| 7198227 | Aircraft cargo locating system An aircraft cargo locating system determines the location and weight of aircraft cargo placed in unit loading devices. A wireless tag, such as an Radio Frequency Identification (RFID) tag is affixed to each of the loading devices. The system receives information fro... | 04/03/2007 |
| 7187645 | Secure optical information disc having a minimized metal layer A secure optical data disc comprising an electronic article surveillance tag embedded within a layered disc structure comprising first and second substrates is disclosed. The tag is placed within a non-readable zone (i.e., one that does not have data tracks) of the ... | 03/06/2007 |
| 7184392 | Secure optical information disc A secure optical data disc comprising an electronic article surveillance tag embedded within a layered disc structure comprising first and second substrates is disclosed. The tag is placed within a non-readable zone (i.e., one that does not have data tracks) of the ... | 02/27/2007 |
| RE39490 | Security device having multiple security features and method of making same A security device having multiple security features is used with an item, such as a secure document, ticket, label or tag, to authenticate the item and/or encode data pertaining to the item. One example of the security device includes a carrier substrate, a metallic... | 02/20/2007 |
| 7158036 | RFID tag inspection system An RFID tag inspection system inspects the properties of tag antennas, and further, determines the communication performance of RFID tags, based on how much their resonant frequencies are shifted from a target value. The RFID tag inspection system includes: a reader... | 01/02/2007 |
