F05D 2260/232
Characterized by the cooling medium
Official title: characterized by the cooling medium
F05D2260/232 (Characterized by the cooling medium) appears on 762 US grants and 713 published applications in this corpus.
Search patents in F05D- Granted patents
- 762
- Published applications
- 713
- Assignees
- 153
- Inventors
- 1,652
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 11 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 18 | 0 |
| 2001 | 20 | 14 |
| 2002 | 31 | 20 |
| 2003 | 21 | 16 |
| 2004 | 12 | 17 |
| 2005 | 11 | 9 |
| 2006 | 14 | 4 |
| 2007 | 4 | 13 |
| 2008 | 5 | 6 |
| 2009 | 4 | 11 |
| 2010 | 8 | 10 |
| 2011 | 5 | 13 |
| 2012 | 10 | 11 |
| 2013 | 11 | 18 |
| 2014 | 15 | 10 |
| 2015 | 6 | 24 |
| 2016 | 11 | 35 |
| 2017 | 17 | 39 |
| 2018 | 31 | 39 |
| 2019 | 30 | 37 |
| 2020 | 27 | 41 |
| 2021 | 59 | 58 |
| 2022 | 67 | 68 |
| 2023 | 86 | 69 |
| 2024 | 63 | 61 |
| 2025 | 68 | 42 |
| 2026 | 31 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cooling of components29 Sep 2026US 12,747,697 B1ROLLS-ROYCE plc
- Turbine engine having a compression section22 Sep 2026US 12,742,419 B1General Electric Company
- Bleeding core air from a turbine engine core flowpath8 Sep 2026US 12,729,652 B2Rtx Corporation
- Air system for aircraft powerplant1 Sep 2026US 12,723,546 B1Rtx Corporation
- Pin mounted ceramic matrix composite heat shields with impingement cooling18 Aug 2026US 12,709,992 B2ROLLS-ROYCE plc
- Turbine engine component with a cooling aperture8 Oct 2026US 2026/0309042 A1General Electric Company
- Cmc component with cooling cavity24 Sep 2026US 2026/0286856 A1Rtx Corporation
- Thermal management system for an engine24 Sep 2026US 2026/0286896 A1General Electric Company
- Gas turbine engine24 Sep 2026US 2026/0287173 A1General Electric Company
- Hybrid electric engine oil tank with heat exchange capability17 Sep 2026US 2026/0275910 A1Rtx Corporation
Most cited
By later US patents
- Compression intercooled gas turbine combined cycle136US 4,896,499 A1990
- Recuperative steam cooled gas turbine method and apparatus94US 5,640,840 AWestinghouse Electric Corp. · 1997
- Cooled turbine blade and combined cycle power plant having gas turbine with this cooled turbine blade93US 5,120,192 AKabushiki Kaisha Toshiba · 1992
- Combined cooling and power plant with water extraction93US 7,472,550 B2University of Florida Research Foundation, Inc. · 2009
- Closed or open circuit cooling of turbine rotor components86US 5,593,274 AGeneral Electric Company · 1997