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

John E. Halowell — 1 Patent in 2021

WBWestinghouse Air Brake: 1 patents #17 of 63Top 30%
Montgomery Village, MD: #5 of 13 inventorsTop 40%
Maryland: #1,105 of 3,967 inventorsTop 30%
Overall (2021): #398,372 of 548,734Top 75%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11124209 Determining loss of communication between rail vehicles Padam Dhoj Swar, Sathya Vagheeswar Venkatasubramanian 2021-09-21 $57,398,000