JC

Jerry Collum

Caterpillar: 2 patents #2,982 of 8,398Top 40%
Overall (All Time): #2,245,130 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5994906 Fluid measurement of dielectric property change in hydraulic fluid Dennis E. Morgan, Eric J. Hangartner 1999-11-30
5856745 Hydraulic cylinder end member arrangement for a piston position sensing system Dennis E. Morgan 1999-01-05