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

Craig E. Evans — 65 Patents

ETEss Tech: 43 patents #2 of 112Top 2%
CPClearedge Power: 8 patents #1 of 27Top 4%
UPUtc Power: 6 patents #9 of 141Top 7%
AIAerco International: 2 patents #9 of 20Top 45%
SASika Technology Ag: 2 patents #170 of 606Top 30%
West Linn, OR: #8 of 419 inventorsTop 2%
Oregon: #465 of 28,073 inventorsTop 2%
Overall (All Time): #33,516 of 4,157,543Top 1%
65 Patents All Time
Craig E. Evans has been granted 65 US patents while listed as an inventor at Ess Tech. The first was granted in 1993 and the most recent in April 2025. Craig E. Evans ranks #33,516 of 4,157,543 US inventors in our database (top 0.81%). Patent records list Craig E. Evans in West Linn, OR, US.

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12266829 Multi-stage rebalancing reactor for redox flow battery system Yang Song, Timothy J. McDonald, Kenneth Kiyoshi Fisher, Sean Kissick 2025-04-01
12255370 Electrode assembly for a redox flow battery Sean Casey, Thiago Groberg, Yang Song 2025-03-18
12191548 Hybrid redox fuel cell system Yang Song 2025-01-07
12176590 Flow battery cleansing cycle to maintain electrolyte health and system performance Yang Song 2024-12-24 $1,366,000
12160025 Double-stack redox flow battery Sean Casey 2024-12-03 $1,535,000
12132241 Method and system for rebalancing electrolytes in a redox flow battery system Yang Song 2024-10-29 $1,849,000
12110373 Non-hazardous water-based polyurethane dispersion Neil Carter, Ian Martin 2024-10-08
12087984 Hybrid redox fuel cell system Yang Song 2024-09-10 $638,000
12080931 Redox flow battery and battery system Sean Casey, Thiago Groberg, Yang Song 2024-09-03 $783,000
11996597 Hybrid redox fuel cell system Yang Song 2024-05-28 $2,841,000
11987525 Mortar containing polyurethane dispersion with ethylene oxide units Ian Martin, Yolanda PARDOS, Ramiro GARCIA, Luz GRANIZO 2024-05-21
11929534 Method and system for redox flow battery performance recovery Yang Song, Brady Thompson 2024-03-12 $3,213,000
11888201 Methods and system for rebalancing electrolytes in a redox flow battery system Yang Song 2024-01-30 $4,019,000
11855312 Alternative low cost electrodes for hybrid flow batteries Sean Casey, Yang Song 2023-12-26 $4,612,000
11817606 Methods and systems for rebalancing electrolytes for a redox flow battery system 2023-11-14 $2,105,000
11791479 Methods and system for manufacturing a redox flow battery system by roll-to-roll processing Yang Song 2023-10-17 $6,299,000
11728497 Multi-stage rebalancing reactor for redox flow battery system Yang Song, Timothy J. McDonald, Kenneth Kiyoshi Fisher, Sean Kissick 2023-08-15 $4,533,000
11715840 Internally manifolded flow cell for an all-iron hybrid flow battery Yang Song 2023-08-01 $6,809,000
11710843 Redox flow battery and battery system Sean Casey, Thiago Groberg, Yang Song 2023-07-25 $6,506,000
11688874 Methods and system for manufacturing a redox flow battery system by roll-to-roll processing 2023-06-27 $4,895,000
11677093 Electrode assembly for a redox flow battery Sean Casey, Thiago Groberg, Yang Song 2023-06-13 $2,520,000
11670792 Redox flow battery and battery system Sean Casey, Thiago Groberg, Yang Song 2023-06-06 $4,667,000
11527771 Method and system for rebalancing electrolytes in a redox flow battery system Yang Song 2022-12-13 $8,475,000
11502321 Redox flow battery and battery system Sean Casey, Thiago Groberg, Yang Song 2022-11-15 $12,516,000
11462764 Double-stack redox flow battery Sean Casey 2022-10-04 $26,074,000