Y02E 20/32
Direct co2 mitigation
Official title: Direct CO2 mitigation
Y02E20/32 (Direct co2 mitigation) appears on 709 US grants and 855 published applications in this corpus.
Search patents in Y02E- Granted patents
- 709
- Published applications
- 855
- Assignees
- 347
- Inventors
- 1,474
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 7 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 6 |
| 2002 | 11 | 13 |
| 2003 | 13 | 6 |
| 2004 | 8 | 18 |
| 2005 | 10 | 10 |
| 2006 | 9 | 11 |
| 2007 | 4 | 13 |
| 2008 | 7 | 25 |
| 2009 | 7 | 30 |
| 2010 | 8 | 62 |
| 2011 | 32 | 93 |
| 2012 | 31 | 115 |
| 2013 | 61 | 82 |
| 2014 | 69 | 85 |
| 2015 | 59 | 64 |
| 2016 | 54 | 33 |
| 2017 | 59 | 31 |
| 2018 | 42 | 32 |
| 2019 | 37 | 21 |
| 2020 | 20 | 17 |
| 2021 | 12 | 23 |
| 2022 | 22 | 25 |
| 2023 | 22 | 18 |
| 2024 | 10 | 11 |
| 2025 | 14 | 8 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions25 Aug 2026US 12,716,650 B2Saipem S.P.A.
- System for offshore carbon dioxide capture5 May 2026US 12,616,929 B2Equinor Energy AS
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions28 Apr 2026US 12,613,064 B2Saipem S.P.A.
- System and method for biomass growth and processing14 Apr 2026US 12,600,937 B2Brisa International, LLC
- Building Emission Processing and/or Sequestration Systems and Methods27 Aug 2026US 2026/0251297 A1Carbonquest, Inc.
- System and method for biomass growth and processing6 Aug 2026US 2026/0226396 A1Brisa International, LLC
- Power plant with exhaust gas recirculation compressor15 Jan 2026US 2026/0015970 A1General Electric Technology GmbH
- Systems and methods for mixing hydrogen with natural gas27 Nov 2025US 2025/0361990 A1Marathon Petroleum Company LP
- Carbon dioxide sequestration with magnesium hydroxide and regeneration of magnesium hydroxide3 Jul 2025US 2025/0214037 A1Carbonfree Chemicals Holdings, LLC
Most cited
By later US patents
- Hydrocarbon combustion power generation system with CO2 sequestration337US 6,389,814 B1Clean Energy Systems, Inc. · 2002
- Carbon dioxide power cycle257US 4,498,289 A1985
- Power plant with carbon dioxide capture and zero pollutant emissions254US 5,724,805 AUniversity of Massachusetts Lowell · 1998
- Hydrocarbon combustion power generation system with CO2 sequestration216US 7,043,920 B2Clean Energy Systems, Inc. · 2006
- Hydrocarbon combustion power generation system with CO2 sequestration209US 6,170,264 B2Clean Energy Systems, Inc. · 2001