TM

Thomas L. Mitchell

JM Johns Manville: 2 patents #55 of 182Top 35%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
Overall (All Time): #1,616,517 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6399186 Coated air duct insulation sheets and the like and the method of coating such sheets Kent R. Matthews, James R. Terry, Kimberly Ryan 2002-06-04
6284313 Coated air duct insulation sheets and the like and the method of coating such sheets Kent R. Matthews, James R. Terry, Kimberly Ryan 2001-09-04
4518276 Method and apparatus for repeatably aligning adjacent member Patrick D. McMahill, Gary G. Valbert, John C. Wellauer 1985-05-21