Inventor

CAI QINGZHONG JAMES

US2 patents

Patents

2 patents

US7417727B2Aug 26, 2008

Method and apparatus for standoff detection of liveness

CLEAN EARTH TECH LLC48 citations87

US7535988B2May 19, 2009

Method for fast image reconstruction with compact radiation source and detector arrangement using computerized tomography

CLEAN EARTH TECH LLC0 citations32