Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DC

David A. Choby

DTDura Global Technologies: 3 patents #35 of 180Top 20%
EIExcel Industries: 2 patents #20 of 113Top 20%
DODura Operating: 1 patents #54 of 108Top 50%
Elkhart, IN: #128 of 828 inventorsTop 20%
Indiana: #6,080 of 33,936 inventorsTop 20%
Overall (All Time): #859,902 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8418580 Cable assembly Gregory Phillip Ruhlander, Donald G. Gordy 2013-04-16
7568316 Sacrificial shield for a window assembly Michael D. Kobrehel, Daryl F. Dankert, Leroy C. Schmuck, Todd E. Cripe, Harley Rensch +1 more 2009-08-04
7353728 Conduit end fitting Gregory Phillip Ruhlander 2008-04-08
7170244 Power closure with anti-pinch 2007-01-30
5236650 Method of rim bonding urethane gaskets to automotive glazing sheets Peter J. Kubizne 1993-08-17
4387923 Vehicle window assembly James F. Crawford, James G. Mariel 1983-06-14