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

John J. Darst — 3 Patents

NASA: 3 patents #96 of 1,252Top 8%
Houston, TX: #6,659 of 21,073 inventorsTop 35%
Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,322,605 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12253484 Large format-fractional thermal runaway calorimeter Steven L. Rickman, William Q. Walker, Damien T. Calderon, Richard A. Hagen, Ryan P. Brown +3 more 2025-03-18
12174259 Laser-based method and system for triggering thermal runaway of a battery Angad Mehrotra, Eric Darcy, Romil Patil, Safan Abbasi 2024-12-24
11201358 Systems and methods for measuring a heat response of a battery cell in thermal runaway Eric C Dimpault-Darcy, William Q. Walker, Steven L. Rickman, Natalie N. Anderson, Christiaan Khurana +3 more 2021-12-14