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

John H. Barber — 2 Patents in 2021

BTBl Technologies: 2 patents #1 of 21Top 5%
Guelph, CA: #12 of 79 inventorsTop 20%
Overall (2021): #148,317 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11135551 Ion-exchange membrane having an imprinted non-woven substrate Yonghong Zhao 2021-10-05
10946341 Bipolar electrodialysis methods and systems Yongchang Zheng 2021-03-16