EG

Earl A. Grindheim

RO Rosemount: 4 patents #125 of 629Top 20%
Overall (All Time): #1,309,235 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4391146 Parallel T impedance measurement circuit for use with variable impedance sensor 1983-07-05
4381677 Reactance measurement circuit James R. Ruesch, Roger L. Frick 1983-05-03
RE30597 Two wire current transmitter responsive to a resistive temperature sensor input signal 1981-05-05
RE30603 Two wire current transmitter responsive to a resistance sensor input signal 1981-05-05