Inventor

KALMUS CHRIS

US4 patents

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

ILLINOIS TOOL WORKS

2 patents

US7265746B2Sep 4, 2007

Acoustic wave touch detection circuit and method

ILLINOIS TOOL WORKS53 citations94

US7812269B2Oct 12, 2010

Acoustic wave touch detection circuit and method

ILLINOIS TOOL WORKS3 citations61

TEXZEC INC

2 patents

US7106310B2Sep 12, 2006

Acoustic wave touch actuated switch

TEXZEC INC26 citations90

US7026943B2Apr 11, 2006

Acoustic wave ice and water detector

TEXZEC INC22 citations90