DC

Darwin R. Carrell

Caterpillar: 5 patents #1,323 of 8,398Top 20%
GC G.W. Lisk Company: 1 patents #12 of 26Top 50%
Overall (All Time): #1,040,949 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6508107 Method and apparatus for determining an oil grade of an actuating fluid Larry E. Kendrick, Gregory J. Speckhart, Michael S. Lukich 2003-01-21
6415652 Method and apparatus for determining an oil grade of an actuating fluid Larry E. Kendrick, Gregory J. Speckhart, Michael S. Lukich 2002-07-09
6237572 Apparatus and method for determining start of injection of a fuel injector Joshua C. Ruedin 2001-05-29
6216528 Method and apparatus for determining a viscosity of an actuating fluid Larry E. Kendrick, Michael S. Lukich, Kirk Shively 2001-04-17
5605289 Fuel injector with spring-biased control valve Dale C. Maley, Steven B. Coleman, Doug Kinnear 1997-02-25