Inventor

SUMMER MARK J

US3 patents

Patents

3 patents

US7430907B2Oct 7, 2008

Hydrometer/fluid level sensor

ILLINOIS TOOL WORKS4 citations57

US7228737B2Jun 12, 2007

Hydrometer/fluid level sensor

ILLINOIS TOOL WORKS3 citations57

US7229585B2Jun 12, 2007

Molded plastic rod with improved break strength

ILLINOIS TOOL WORKS0 citations44