Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Hacker — 12 Patents

BSBinney & Smith: 4 patents #14 of 92Top 20%
MIMeans Industries: 3 patents #24 of 66Top 40%
WAWalbro: 3 patents #62 of 212Top 30%
WLWalbro Engine Management, L.L.C.: 2 patents #30 of 85Top 40%
BUBrp Us: 1 patents #71 of 118Top 65%
Cass City, MI: #7 of 44 inventorsTop 20%
Michigan: #7,722 of 86,293 inventorsTop 9%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
David Hacker has been granted 12 US patents while listed as an inventor at Binney & Smith. The first was granted in 1999 and the most recent in September 2024. David Hacker ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list David Hacker in Cass City, MI, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
12092173 Clutch strut, torque locking mechanism, and clutch assembly Todd Andrzejewski, Kelly J. Campfield 2024-09-17
12054041 Wheel hub clutch, wheel hub, wheel end system, axle, drivetrain, and vehicle Steven M. Thomas, Pavan Kumar Dunna 2024-08-06
11719292 Strut clutch assembly torque locking mechanism, and clutch strut Todd Andrzejewski, Kelly J. Campfield 2023-08-08
11008987 Venturi fluid pump with outlet flow controller Kenneth J. Cotton, Elton J. Fisch, Jeffrey D. Hanby, Kevin L. Israelson, Roger N. Smith 2021-05-18
10704502 Fuel vapor separator and heat exchanger for a marine outboard engine Matthew Young, Justin Johnson, Paul E. Westhoff, Travis P. Baur, Kevin L. Israelson +2 more 2020-07-07
7172178 Carburetor with acceleration fuel pump 2007-02-06
7104253 Stratified scavenging carburetor Paul J. Dow 2006-09-12
6815471 Erasable colored pencil lead Jacob Leidner 2004-11-09
6271286 Erasable colored pencil lead Jacob Leidner 2001-08-07
6262143 Erasable colored pencil lead Jacob Leidner 2001-07-17
6011084 Erasable colored pencil lead Jacob Leidner 2000-01-04
5984281 Carburetor needle valve and limiter cap installation and adjustment apparatus Eric L. King, George M. Pattullo 1999-11-16