Inventor

YUAN CHIEN-CHUNG

TW2 patents

⚠️ This page may combine multiple inventors who share the name “YUAN CHIEN-CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INST INFORMATION IND

1 patent

US6499019B1Dec 24, 2002

Electronic payment device using unbalanced binary tree and the method of the same

INST INFORMATION IND1 citations44

INST INFORMATION INDUSTRY

1 patent

US6546376B1Apr 8, 2003

Electronic payment device using balanced binary tree and the method of the same

INST INFORMATION INDUSTRY1 citations42