RB

Robert E. Birkett

SP Simmonds Precision Products: 3 patents #39 of 227Top 20%
Overall (All Time): #1,650,824 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5456108 Baffle assembly for ultrasonic liquid level measuring probe 1995-10-10
5410518 Ultrasonic transducer assembly for measuring liquid level 1995-04-25
5315563 External sealed intrusive mounting arrangement for a fuel level sensor Frederick L. Lichtenfels, II, Ward J. Nial, Frederick G. Hoff 1994-05-24