FS

Fred P. Sprague

SE Sensortech: 2 patents #4 of 5Top 80%
Overall (All Time): #2,249,229 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5902934 Phase magnitude signal detector Erik B. Vigmostad, Robert D. Klauber 1999-05-11
5581022 Engine misfire detector Erik B. Vigmostad 1996-12-03