Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JB

John C. Barker — 2 Patents in 2021

Overall (2021): #148,312 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11137274 Gauge stand 2021-10-05
10957496 Connector Benjamin Metcalfe, Allan Caple 2021-03-23