F02C 7/185
Cooling means for reducing the temperature of the cooling air or gas
Official title: {Cooling means for reducing the temperature of the cooling air or gas}
F02C7/185 (Cooling means for reducing the temperature of the cooling air or gas) appears on 638 US grants and 687 published applications in this corpus.
Search patents in F02C- Granted patents
- 638
- Published applications
- 687
- Assignees
- 109
- Inventors
- 1,087
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 2 |
| 2002 | 7 | 6 |
| 2003 | 6 | 4 |
| 2004 | 9 | 12 |
| 2005 | 2 | 8 |
| 2006 | 7 | 5 |
| 2007 | 6 | 7 |
| 2008 | 3 | 7 |
| 2009 | 4 | 10 |
| 2010 | 5 | 10 |
| 2011 | 6 | 10 |
| 2012 | 7 | 12 |
| 2013 | 7 | 26 |
| 2014 | 8 | 19 |
| 2015 | 14 | 35 |
| 2016 | 22 | 53 |
| 2017 | 19 | 82 |
| 2018 | 43 | 68 |
| 2019 | 58 | 59 |
| 2020 | 66 | 44 |
| 2021 | 57 | 30 |
| 2022 | 51 | 30 |
| 2023 | 41 | 38 |
| 2024 | 41 | 36 |
| 2025 | 39 | 54 |
| 2026 | 31 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Gas turbine engine25 Aug 2026US 12,716,384 B2General Electric Company
- Gas turbine engine25 Aug 2026US 12,716,385 B2GE Avio S. r. l.
- Gas turbine engine having cooling systems8 Oct 2026US 2026/0309082 A1General Electric Company
- Gas Turbine Engine8 Oct 2026US 2026/0309097 A1GE Avio S. r. l.
- Aircraft powerplant module with integrated electronics and fluid circuit10 Sep 2026US 2026/0264869 A1Rtx Corporation
- Aircraft Propulsion System With Internal Compartment Ventilation16 Jul 2026US 2026/0200589 A1Rtx Corporation
- Gas turbine engine16 Jul 2026US 2026/0201836 A1GE Avio S. r. l.
Most cited
By later US patents
- Intercooled turbine blade cooling air feed system324US 5,317,877 AGeneral Electric Company · 1994
- Extracted, cooled, compressed/intercooled, cooling/ combustion air for a gas turbine engine211US 6,050,080 AGeneral Electric Company · 2000
- Integrated thermal management and coolant system for an aircraft196US 6,415,595 B1Hamilton Sundstrand Corporation · 2002
- Cooling air cooler for a gas turbofan engine192US 4,254,618 AGeneral Electric Company · 1981
- Method and apparatus for cooling high temperature components in a gas turbine167US 6,487,863 B1Siemens Westinghouse Power Corporation · 2002