Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Matrix Service › John Barron
JB

John Barron — 2 Patents

MSMatrix Service: 1 patents #4 of 10Top 40%
Chicago, IL: #5,248 of 13,327 inventorsTop 40%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Barron has been granted 2 US patents while listed as an inventor at Matrix Service. The first was granted in 1981 and the most recent in July 2007. John Barron ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Barron in Chicago, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7244123 Training tank for personnel entry, exit and rescue — 2007-07-17 $6,000,000
4249716 Valve clamp assembly — 1981-02-10

Nearby-Ranked Inventors

Leonard Mattheis2
Yiqi SHI2
Roberto DiCecco2
Haoneng Xu2
Emily Chew2
So Young Bae2
Julian Alexander Georgi2
Yoshihiro Asahara2
Assaf Ariel2