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

Eric Fessler — 7 Patents

CECarbon Engineering: 4 patents #4 of 22Top 20%
CUCarbon Engineering Ulc: 1 patents #4 of 22Top 20%
GE: 1 patents #19,940 of 36,430Top 55%
Brookfield, WI: #137 of 745 inventorsTop 20%
Wisconsin: #6,918 of 40,088 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Eric Fessler has been granted 7 US patents while listed as an inventor at Carbon Engineering. The first was granted in 2012 and the most recent in August 2024. Eric Fessler ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Eric Fessler in Brookfield, WI, US.

Patents per Year

Patents granted per year, 2012 to 2024Bar chart with a peak of 2 patents in 2017.peak 22012: 1 patents20122017: 2 patents20172019: 1 patents20192021: 1 patents20212023: 1 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12054399 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, David William Keith, Jane Anne Ritchie, Nicholas Vollendorf 2024-08-06
11667538 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, David William Keith, Jane Anne Ritchie, Nicholas Vollendorf 2023-06-06
11014823 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, David William Keith, Jane Anne Ritchie, Nicholas Vollendorf 2021-05-25
10519041 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, David William Keith, Jane Anne Ritchie, Nicholas Vollendorf 2019-12-31
9673741 System for supplying electrical power to a load and corresponding power supply method Gilbert-Philippe Crouzet, Loic Leclere 2017-06-06 $19,371,000
9637393 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, David William Keith, Jane Anne Ritchie, Nicholas Vollendorf 2017-05-02
8153006 Anaerobic treatment process for ethanol production Nicholas Vollendorf, Mark Pronley 2012-04-10