Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John P. Marek — 6 Patents

Caterpillar: 5 patents #1,328 of 8,398Top 20%
Sugar Grove, IL: #19 of 88 inventorsTop 25%
Illinois: #15,248 of 84,256 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
John P. Marek has been granted 6 US patents while listed as an inventor at Caterpillar. The first was granted in 1988 and the most recent in August 2021. John P. Marek ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list John P. Marek in Sugar Grove, IL, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11079921 Tool selection systems David Worth, James B. Fairgrieve, Amit Kashyap, Yihong Yang 2021-08-03 $115,715,000
10246849 Implement system with bucket having torsional support, and machine having same Kamesh Gopal 2019-04-02
10184295 Machine leveling assembly and method 2019-01-22 $26,065,000
8943702 Guard for sensor apparatus in tilting arrangement 2015-02-03 $7,330,000
8387755 Lubrication system and method of control 2013-03-05 $62,888,000
4773178 Deer decoy 1988-09-27