F05D 2260/202
By film cooling
Official title: by film cooling
F05D2260/202 (By film cooling) appears on 1,775 US grants and 1,853 published applications in this corpus.
Search patents in F05D- Granted patents
- 1,775
- Published applications
- 1,853
- Assignees
- 146
- Inventors
- 2,308
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 13 | 0 |
| 1997 | 12 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 14 | 0 |
| 2001 | 28 | 3 |
| 2002 | 17 | 14 |
| 2003 | 20 | 15 |
| 2004 | 11 | 19 |
| 2005 | 12 | 27 |
| 2006 | 21 | 42 |
| 2007 | 27 | 41 |
| 2008 | 22 | 44 |
| 2009 | 35 | 32 |
| 2010 | 46 | 59 |
| 2011 | 56 | 33 |
| 2012 | 55 | 56 |
| 2013 | 43 | 71 |
| 2014 | 57 | 71 |
| 2015 | 50 | 78 |
| 2016 | 54 | 198 |
| 2017 | 50 | 196 |
| 2018 | 119 | 181 |
| 2019 | 209 | 192 |
| 2020 | 231 | 142 |
| 2021 | 155 | 90 |
| 2022 | 124 | 63 |
| 2023 | 88 | 64 |
| 2024 | 70 | 45 |
| 2025 | 43 | 36 |
| 2026 | 30 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine engine with a blade assembly having cooling holes29 Sep 2026US 12,747,666 B2General Electric Company
- Method of restoring alloy depletion in an airfoil around cooling holes22 Sep 2026US 12,742,391 B2Rtx Corporation
- Turbine blade with boomerang shaped wall cooling passages25 Aug 2026US 12,716,359 B2Rtx Corporation
- Skin passageway trip strips18 Aug 2026US 12,709,984 B2Rtx Corporation
- Airfoil, turbine blade including the airfoil, and gas turbine including the turbine blade11 Aug 2026US 12,704,070 B2Doosan Enerbility Co., Ltd.
- Turbine engine component with a cooling aperture8 Oct 2026US 2026/0309034 A1
- Turbine engine having an airfoil with a set of cooling holes8 Oct 2026US 2026/0309035 A1
- Turbine engine component with cooling aperture1 Oct 2026US 2026/0298098 A1
- Turbine engine component with a cooling aperture1 Oct 2026US 2026/0298099 A1
- Gas turbine engines with blade assemblies having cooling holes3 Sep 2026US 2026/0258731 A1General Electric Company
Most cited
By later US patents
- Film cooling hole for turbine airfoil313US 7,997,868 B1Florida Turbine Technologies, Inc. · 2011
- Coolable airfoil for a gas turbine engine160US 6,099,251 AUnited Technologies Corporation · 2000
- Impingement cooled transition duct153US 4,719,748 AGeneral Electric Company · 1988
- Method for improving the cooling effectiveness of a gaseous coolant stream, and related articles of manufacture153US 6,234,755 B1General Electric Company · 2001
- Cooled airfoils for a gas turbine engine152US 5,702,232 AUnited Technologies Corporation · 1997