19 Oct, 2009College student invents RFID coffee mug
Recent Marquette graduate Chris Hallberg has invented an RFID-enabled coffee mug that allows patrons of coffee shops to pay for their drinks without pulling out their wallets. The smug mug is built by sonically welding an RFID tag onto a coffee mug. A smug mug owner can put money on the chip, and a payment […]
