KC

Keith Eugene Coffman

SP Simmonds Precision Products: 2 patents #61 of 227Top 30%
Overall (All Time): #2,208,695 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6662650 Method and apparatus for detecting a dry/wet state of a dual exposed thermistor bead liquid level sensor Scott R. Durkee 2003-12-16
4706203 Capacitive gauging method and apparatus Kurt A. Ramsdale 1987-11-10