Inventor
EHRET ROBERT J
US6 patents
Patents
6 patentsUS4534941AAug 13, 1985
Analytical instrument thermoelectric temperature regulator
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US3941487AMar 2, 1976
Colorimetric fluid analyzer
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US4284931AAug 18, 1981
Overspeed shutdown system for centrifuge apparatus
BECKMAN INSTRUMENTS INC21 citations79
US4459533AJul 10, 1984
Variable slip drive system for induction motor
BECKMAN INSTRUMENTS INC7 citations72
US4372150AFeb 8, 1983
Flow monitoring method and apparatus
BECKMAN INSTRUMENTS INC11 citations72
US4286203AAug 25, 1981
Slip frequency control for variable speed induction motors
BECKMAN INSTRUMENTS INC16 citations71