Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
AJ

Allan James

HTH-D Tech: 2 patents #4 of 10Top 40%
Wallaceburg, CA: #9 of 27 inventorsTop 35%
Overall (All Time): #2,323,945 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4969981 Cell and method of operating a liquid-gas electrochemical cell Derek J. Rogers, Robert D. Klassen, Indresh Mathur, Edward B. Noonan 1990-11-13
4927509 Bipolar electrolyzer Indresh Mathur, David Bissett 1990-05-22