Radiation director apparatus and method using piezoelectric...
Radio frequency fobs and methods of using the same
Radio frequency identification labels and systems and...
Radio frequency identification tag and method
Radio frequency identification tag and method
Rail car identification apparatus
Range extension for RFID hand-held mobile computers
Range-finding system for a portable image reader
Raster variation method for omnidirectional optical scanners
Rastering laser scanner with beam location feedback
Ratio detector
Re-configurable trigger assembly
Re-configurable trigger assembly
Read apparatus
Read head bracket for magnetic reader
Read head for reading coded data by optical scanning
Read state retention circuit and method
Read-only optical card and system
Read/write apparatus for information memory card
Read/write apparatus for magnetic card