CY

Chien-Chung Yuan

Overall (2002): #239,294 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6499019 Electronic payment device using unbalanced binary tree and the method of the same Sung-Ming Yen, Chiung-Ying Huang, Jong-Ming Lee 2002-12-24