F01D 5/187
Convection cooling
Official title: {Convection cooling}
F01D5/187 (Convection cooling) appears on 3,216 US grants and 2,976 published applications in this corpus.
Search patents in F01D- Granted patents
- 3,216
- Published applications
- 2,976
- Assignees
- 218
- Inventors
- 3,297
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 11 | 0 |
| 1980 | 6 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 11 | 0 |
| 1984 | 13 | 0 |
| 1985 | 16 | 0 |
| 1986 | 14 | 0 |
| 1987 | 7 | 0 |
| 1988 | 13 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 21 | 0 |
| 1994 | 21 | 0 |
| 1995 | 20 | 0 |
| 1996 | 19 | 0 |
| 1997 | 28 | 0 |
| 1998 | 30 | 0 |
| 1999 | 29 | 0 |
| 2000 | 47 | 0 |
| 2001 | 69 | 19 |
| 2002 | 65 | 49 |
| 2003 | 58 | 49 |
| 2004 | 37 | 47 |
| 2005 | 47 | 89 |
| 2006 | 71 | 66 |
| 2007 | 57 | 68 |
| 2008 | 38 | 69 |
| 2009 | 59 | 79 |
| 2010 | 78 | 95 |
| 2011 | 80 | 68 |
| 2012 | 105 | 92 |
| 2013 | 92 | 118 |
| 2014 | 99 | 137 |
| 2015 | 99 | 152 |
| 2016 | 103 | 252 |
| 2017 | 116 | 263 |
| 2018 | 171 | 263 |
| 2019 | 284 | 229 |
| 2020 | 306 | 234 |
| 2021 | 225 | 154 |
| 2022 | 207 | 101 |
| 2023 | 126 | 84 |
| 2024 | 100 | 76 |
| 2025 | 87 | 77 |
| 2026 | 47 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Turbine engine with a blade assembly having a set of cooling conduits6 Oct 2026US 12,753,696 B2General Electric Company
- Cooling features for a component of a gas turbine engine6 Oct 2026US 12,753,697 B2Rtx Corporation
- Turbine engine vane baffle6 Oct 2026US 12,753,698 B1Rtx Corporation
- Airfoil having flex elements with compliance structure6 Oct 2026US 12,753,699 B1GE Vernova Infrastructure Technology LLC
- Inducer assembly for a turbine engine29 Sep 2026US 12,746,491 B2General Electric Company
- Stator blade and gas turbine comprising same24 Sep 2026US 2026/0286854 A1Mitsubishi Heavy Industries, Ltd.
- Turbine blade and gas turbine27 Aug 2026US 2026/0251068 A1Mitsubishi Heavy Industries, Ltd.
- Targeted Ceramic Casting Core Inhomogeneity6 Aug 2026US 2026/0225282 A1Rtx Corporation
- Gas turbine engines, turbine components having airfoil cooling slots, and methods for producing the same6 Aug 2026US 2026/0226836 A1Honeywell International Inc.
- Method and system for inspecting cooling holes of a turbine engine component6 Aug 2026US 2026/0226848 A1General Electric Company
Most cited
By later US patents
- Forming structures from CAD solid models580US 6,391,251 B1Optomec Design Company · 2002
- Floating vane turbine nozzle181US 5,630,700 AGeneral Electric Company · 1997
- Turbine blade with enhanced cooling and profile optimization179US 5,980,209 AGeneral Electric Company · 1999
- Coolable airfoil for a gas turbine engine160US 6,099,251 AUnited Technologies Corporation · 2000
- Ceramic composite vane with metallic substructure159US 6,514,046 B1Siemens Westinghouse Power Corporation · 2003