Inventor · Saint-Égrève, FR

Bruno Charrat

44Patents
12h-index
26Co-inventors
81Inventor score

Filing activity: Nov 13, 1995 → Jul 21, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7954723B2 Method for routing incoming and outgoing data in an NFC chipset Electricity 216 Active
US7098770B2 Contactless integrated circuit reader Physics 46 Expired
US7113139B2 Tunable antenna circuit, particularly for contactless integrated circuit reader Electricity 27 Expired
US8401474B2 Method and device for managing application data in an NFC system Electricity 27 Active
US6905074B2 Non-contact integrated circuit reader comprising a low power consumption active standby mode Emerging Cross-Sectional Technologies 21 Expired
US8801274B2 Time-related temperature variation transducer, electronic chip incorporating this transducer and method of fabrication of this chip Physics 18 Active
US5774459A Method of managing the transmission of messages from a set of transmitters to a single receiver on a single channel Electricity 17 Expired
US6779105B1 Two pipeline stage microprocessor and method for processing an instruction Physics 16 Expired
US6839772B1 Chip card reader having contact and contactless operating modes Physics 15 Expired
US6337619B1 Method of selecting an electronic module from a plurality of modules present in the interrogation field of a terminal Physics 15 Expired
US8412099B2 Method and device for managing application data in an NFC system in response to contactless data sending or receiving Electricity 15 Active
US9331748B2 Method and device for modulating an active load with damping of auto oscillation Electricity 12 Active
US8744347B2 Method of routing incoming application data in an NFC chipset, for identification of the application Electricity 8 Active
US8914061B2 Contactless integrated circuit having NFC and UHF operating modes Physics 7 Active
US7665664B2 Inductive coupling reader comprising means for extracting a power supply voltage Physics 7 Active
US7564340B2 RFID-UHF integrated circuit Physics 6 Active
US6540147B2 Inductive coupling data send/receive circuit Electricity 6 Expired
US8838023B2 Method and device for active load modulation by inductive coupling Electricity 6 Active
US8762720B2 Method of mutual authentication between a communication interface and a host processor of an NFC chipset Electricity 6 Active
US8798535B2 NFC card sensitive to eddy currents Physics 5 Active
US9407328B2 Communication method between a dual interface NFC card inserted into an NFC terminal, and an NFC device Electricity 5 Active
US8532295B2 Method for the secure loading in a NFC chipset of data allowing access to a service Electricity 5 Active
US9793961B2 Communication method between a dual interface NFC card inserted into an NFC terminal, and an NFC device Electricity 4 Active
US7506820B2 Contact-free integrated circuit having automatic frame identification means Physics 4 Expired
US7905419B2 Method for routing outgoing and incoming data in an NFC chipset Electricity 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.