Historical Milestones
- 1949 -- the first barcode is invented
- 1959 -- first wildlife radio tags
- 1967 -- first retail barcode scanning system
- ~1975 --anti-theft material tags appear in libraries and stores
- 1980 -- RFID is invented
- 1990 -- Automobile toll-collection tags appear
- 1997 -- first all-polymer IC tag demonstrated
Material Technologies
Sensor Tags ("disposable wireless sensors"):