CC

Chia-Min Chang

IT International Currency Technologies: 2 patents #1 of 7Top 15%
Overall (2018): #161,002 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9940770 Coin machine using proximity and ambient light sensing technology Shao-Po Chan, Ming-Hua TSOU, Wei CHIU, Yuan-Chun Wang, Hang-Chih Hsu 2018-04-10
9898883 Dual-bill passage auto-search bill acceptor Hung-Yi Chang 2018-02-20