Inventor

ALVAREZ JULIO

US3 patents

Patents

3 patents

US7183910B2Feb 27, 2007

Tiered on-demand location-based service and infrastructure

IBM110 citations95

US7996281B2Aug 9, 2011

Tiered on-demand location-based tracking service and infrastructure

IBM23 citations89

US7068150B2Jun 27, 2006

UPS signaling state

IBM1 citations40