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

Jeffrey K. Chambers — 3 Patents in 2021

DADaramic: 3 patents #4 of 16Top 25%
Rock Hill, TN: #1 of 2 inventorsTop 50%
Tennessee: #180 of 2,117 inventorsTop 9%
Overall (2021): #78,880 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11208558 Batteries, separators, components, and compositions with heavy metal removal capability and related methods Tejas R. Shah 2021-12-28
11152647 Lead-acid battery separators, electrodes, batteries, and methods of manufacture and use thereof J. Kevin Whear, James P. Perry, Larry A. Spickard, John R. Timmons 2021-10-19
11104804 Separators, batteries, systems, and methods for idle start stop vehicles J. Kevin Whear, John R. Timmons, Tejas R. Shah 2021-08-31