Inventor

POFF STEVE

US3 patents

Patents

3 patents

US7412860B1Aug 19, 2008

Key blank and key

MEDECO SECURITY LOCKS11 citations81

US7788956B2Sep 7, 2010

Lock, key blank, and key of a hierarchical lock system

MEDECO SECURITY LOCKS5 citations71

US7552608B2Jun 30, 2009

Lock, key blank, and key of a hierarchical lock system

MEDECO SECURITY LOCKS7 citations71