DL

Douglas E. Longman

Caterpillar: 2 patents #2,982 of 8,398Top 40%
Overall (All Time): #2,275,047 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5697341 Fill metered hydraulically actuated fuel injection system and method of fuel injection Thomas G. Ausman, Frederick A. Camplin, Michael P. Harmon, Lianghe Zuo 1997-12-16
5181494 Hydraulically-actuated electronically-controlled unit injector having stroke-controlled piston and methods of operation Thomas G. Ausman, Alan R. Stockner 1993-01-26