Inventor

ADDINGTON DAVID RALPH

US2 patents

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

DIGITAL ANGEL CORP

1 patent

US6847892B2Jan 25, 2005

System for localizing and sensing objects and providing alerts

DIGITAL ANGEL CORP1,053 citations95

ZHOU PETER Y

1 patent

US8862393B2Oct 14, 2014

Systems and methods for monitoring and tracking

ZHOU PETER Y73 citations91