MG

M. Darren Grumm

EI Excel Industries: 1 patents #37 of 113Top 35%
Overall (All Time): #3,640,504 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5864987 Window regulator with improved glider assembly James G. Mariel, Michael D. Kobrehel, James Trevarrow, Robert K. Roth, Andrew Smith 1999-02-02