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USPTO Patent Rankings Data through Dec 31, 2025
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Jack Matthews — 6 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Aurora, CO: #163 of 1,215 inventorsTop 15%
Colorado: #7,724 of 40,980 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Jack Matthews has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1996 and the most recent in September 2025. Jack Matthews ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Jack Matthews in Aurora, CO, US.

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 1 patents in 1996.peak 11996: 1 patents19961998: 1 patents19982005: 1 patents20052008: 1 patents20082010: 1 patents20102025: 1 patents2025

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12416582 Particulate matter detection device Christopher Lee Boortz, Shahbaz Hussain 2025-09-16
7737319 Treating radioactive materials — 2010-06-15
7402132 Treating hazardous materials — 2008-07-22
6942767 Chemical reactor system David Fazzina, Steve Taracevicz 2005-09-13
5789914 Onboard digital locomotive horsepower multimeter William L. Stevens 1998-08-04
5557198 Onboard digital locomotive multimeter William L. Stevens 1996-09-17

Frequent Collaborators

William L. Stevens2 shared
David Fazzina1 shared
Christopher Lee Boortz1 shared
Shahbaz Hussain1 shared
Steve Taracevicz1 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