Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert T. MacVicar — 6 Patents

ADApplied Tool Development: 3 patents #2 of 5Top 40%
EDElectro-Motive Diesel: 3 patents #44 of 163Top 30%
Downers Grove, IL: #132 of 824 inventorsTop 20%
Illinois: #15,248 of 84,256 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Robert T. MacVicar has been granted 6 US patents while listed as an inventor at Applied Tool Development. The first was granted in 1998 and the most recent in September 2015. Robert T. MacVicar ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Robert T. MacVicar in Downers Grove, IL, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9133800 Fuel quill passageway assembly for engine Brent Valesano, Frank Kalemba 2015-09-15
8413626 Lash adjuster 2013-04-09
7997248 Corrosion resistant valve guide Raji Rexavier, Edward Cryer 2011-08-16
6247626 Internal combustion powered tool 2001-06-19
5873508 Internal combustion powered tool J. Oscar Aparicio, Jr., Tony Walter, John Walter, Anton J. Walter 1999-02-23
5752643 Internal combustion powered tool John Walter, Anton J. Walter 1998-05-19