TC

Tien-Yuan Chien

IT International Currency Technologies: 2 patents #1 of 7Top 15%
Overall (2005): #31,670 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6903342 Banknote acceptor 2005-06-07
6892873 Coin detector for use in a coin acceptor Chun-Yi Lu, Cheng-Yi Lin 2005-05-17