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USPTO Patent Rankings Data through Dec 31, 2025
Home › Springfield › Nathan A. Brinkmeyer
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Nathan A. Brinkmeyer — 6 Patents

SPSpringfield: 4 patents #7 of 16Top 45%
NVIDIA: 1 patents #4,387 of 7,811Top 60%
Tipton, IA: #6 of 27 inventorsTop 25%
Iowa: #2,650 of 15,303 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Nathan A. Brinkmeyer has been granted 6 US patents while listed as an inventor at Springfield. The first was granted in 2014 and the most recent in April 2025. Nathan A. Brinkmeyer ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Nathan A. Brinkmeyer in Tipton, IA, US.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 2 patents in 2024.peak 22014: 1 patents20142016: 1 patents20162024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D1072997 Firearm Stephen H. McKelvain, Peter J. Leach 2025-04-29
D1057882 Combined serrations for a firearm slide Stephen H. McKelvain 2025-01-14
12066267 System for pivoting a buffer tube assembly Charles David Williams, Nick Ballard, Benjamin Boyd McKelvain 2024-08-20
D1029171 Firearm grip Stephen H. McKelvain, Peter J. Leach 2024-05-28
9303939 Tunable muzzle brake Thomas L. Thacker, II 2016-04-05
8701543 Adjustable gas system for firearms Anthony A. McVietty 2014-04-22

Frequent Collaborators

Stephen H. McKelvain3 shared
Peter J. Leach2 shared
Thomas L. Thacker, II1 shared
Nick Ballard1 shared
Benjamin Boyd McKelvain1 shared
Anthony A. McVietty1 shared

Nearby-Ranked Inventors

Aurélien Joulia6
Michael F. Vollero6
Stefano Fracassi6
Uwe Gruenbeck6
Alexander Matrosov6
Rouzbeh Behnia6
Carole Chapelat6
Mina Sedaghat6
Martinus Johannes Donatus Brakkee6