Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark A. Laubenstein — 2 Patents

DEDelco Electronics: 2 patents #209 of 908Top 25%
Windfall, IN: #7 of 13 inventorsTop 55%
Indiana: #13,817 of 33,936 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Mark A. Laubenstein has been granted 2 US patents while listed as an inventor at Delco Electronics. All of these patents were granted in 1995. Mark A. Laubenstein ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mark A. Laubenstein in Windfall, IN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5410253 Method of indicating combustion in an internal combustion engine Rodger B. Evans, Robert Mince, Carlton T. Davis, Daniel H. Hopper, Joel F. Downey 1995-04-25
5392754 Method of suppressing ringing in an ignition circuit Daniel H. Hopper, Marc R. Engelhardt 1995-02-28