Inventor
VAN ZEELAND DONALD L
12 patents
⚠️ This page may combine multiple inventors who share the name “VAN ZEELAND DONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EATON CORP
11 patentsUS4301508ANov 17, 1981
Digital processing system for time-of-day and demand meter display
EATON CORP66 citations93
US4937460AJun 26, 1990
Thickness sensor
EATON CORP43 citations92
US4543527ASep 24, 1985
Proximity switch exhibiting improved start-up characteristics
EATON CORP38 citations92
US4216515AAug 5, 1980
Ground fault interrupter
EATON CORP25 citations81
US4626683ADec 2, 1986
Through-beam optical detector system with alignment aid
EATON CORP12 citations73
US4482818ANov 13, 1984
Universal field convertible 3-wire switch
EATON CORP15 citations73
US4329730AMay 11, 1982
D.C. Switch circuit
EATON CORP8 citations73
US4199694AApr 22, 1980
Terminal convertible alternating current switch
EATON CORP10 citations73
US5034621AJul 23, 1991
Inductive proximity switch exhibiting magnetic field immunity
EATON CORP17 citations71
US4891589AJan 2, 1990
Displacement gauge that combines vector signals
EATON CORP1 citations51
US4904941AFeb 27, 1990
Gauge for detecting misalignment
EATON CORP0 citations41