Inventor
LACLAIR ROBERT D
US4 patents
Patents
4 patentsUS5880480AMar 9, 1999
Optical liquid level sensor including built-in test circuitry
SIMMONDS PRECISION PRODUCTS58 citations90
US5399876AMar 21, 1995
Optical point level sensor with lens
SIMMONDS PRECISION PRODUCTS37 citations89
US7360294B2Apr 22, 2008
Method of assembling an inductive proximity sensor
SIMMONDS PRECISION PRODUCTS6 citations69
US7129701B2Oct 31, 2006
Method of inductive proximity sensing
SIMMONDS PRECISION PRODUCTS6 citations59