F02C 7/052
With dust-separation devices
Official title: with dust-separation devices
F02C7/052 (With dust-separation devices) appears on 385 US grants and 391 published applications in this corpus.
Search patents in F02C- Granted patents
- 385
- Published applications
- 391
- Assignees
- 116
- Inventors
- 773
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 3 |
| 2003 | 5 | 4 |
| 2004 | 3 | 4 |
| 2005 | 0 | 2 |
| 2006 | 4 | 4 |
| 2007 | 2 | 8 |
| 2008 | 2 | 7 |
| 2009 | 4 | 9 |
| 2010 | 7 | 15 |
| 2011 | 12 | 12 |
| 2012 | 10 | 15 |
| 2013 | 12 | 7 |
| 2014 | 6 | 19 |
| 2015 | 11 | 17 |
| 2016 | 12 | 33 |
| 2017 | 12 | 26 |
| 2018 | 20 | 32 |
| 2019 | 32 | 29 |
| 2020 | 34 | 19 |
| 2021 | 34 | 29 |
| 2022 | 21 | 16 |
| 2023 | 39 | 27 |
| 2024 | 15 | 13 |
| 2025 | 20 | 27 |
| 2026 | 18 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inducer assembly for a turbine engine29 Sep 2026US 12,746,491 B2General Electric Company
- Reverse flow gas turbine engine having electric machine8 Sep 2026US 12,729,643 B2General Electric Company
- Assembly for identifying obstructing foreign matter in an air intake of an aircraft propulsion system and method of using same11 Aug 2026US 12,703,497 B2Pratt & Whitney Canada Corp.
- Anti-icing and bleed heat system for a gas turbine system11 Aug 2026US 12,704,091 B2GE Infrastructure Technology LLC
- Nose cone with actuated debris deflection flow21 Jul 2026US 12,687,127 B1Rtx Corporation
- Aero-acoustically dampened bleed valve24 Sep 2026US 2026/0286904 A1General Electric Company
- Mobile Fracturing Pump Transport for Hydraulic Fracturing of Subsurface Geological Formations27 Aug 2026US 2026/0251132 A1Typhon Technology Solutions (U.S.), LLC
- Particulate separator assembly for a gas turbine engine13 Aug 2026US 2026/0235073 A1Rtx Corporation
- Gas turbine engine with variable compressor inlet23 Jul 2026US 2026/0210266 A1Rtx Corporation
- Reverse flow gas turbine engine having electric machine2 Jul 2026US 2026/0185479 A1General Electric Company
Most cited
By later US patents
- Mobile electric power generation for hydraulic fracturing of subsurface geological formations496US 9,534,473 B2Evolution Well Services, LLC · 2017
- Mobile electric power generation for hydraulic fracturing of subsurface geological formations287US 9,562,420 B2Evolution Well Services, LLC · 2017
- Mobile fracturing pump transport for hydraulic fracturing of subsurface geological formations265US 10,378,326 B2Typhon Technology Solutions, LLC · 2019
- Mobile electric power generation for hydraulic fracturing of subsurface geological formations194US 10,374,485 B2Typhon Technology Solutions, LLC · 2019
- Air intake and exhaust system of turbine engine157US 10,954,855 B1American Jereh International Corporation · 2021