容易引起侵权纠纷的RFID专利

US Patent 6078251,-Integrated multi-meter and wireless communication link
US Patent 6109526,-Optical and passive electromagnetic reader for reading machine-readable symbols, such as bar codes, and reading wireless tags, such as radio frequency tags, and corresponding method
US Patent 6608551 - Low-cost radio replacement utilizing RFID technology
US Patent 6677852 - System and method for automatically controlling or configuring a device, such as an RFID reader
US Patent 6286763 - Method and apparatus to automatically search data carriers, such as RFID tags and machine-readable symbols
US Patent 6286762 - Method and apparatus to perform a predefined search on data carriers, such as RFID tags