F05D 2250/21
Pyramidal
Official title: pyramidal
F05D2250/21 (Pyramidal) appears on 52 US grants and 71 published applications in this corpus.
Search patents in F05D- Granted patents
- 52
- Published applications
- 71
- Assignees
- 25
- Inventors
- 151
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 1 |
| 2015 | 0 | 7 |
| 2016 | 2 | 9 |
| 2017 | 0 | 8 |
| 2018 | 5 | 7 |
| 2019 | 11 | 4 |
| 2020 | 6 | 8 |
| 2021 | 5 | 1 |
| 2022 | 3 | 2 |
| 2023 | 3 | 3 |
| 2024 | 2 | 3 |
| 2025 | 5 | 6 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Trailing edge cooling circuit for turbomachine airfoil19 May 2026US 12,631,116 B2GE Vernova Infrastructure Technology LLC
- Moving blade for a turbine of a turbine engine, comprising a stilt equipped with projections for radially retaining the blade13 Jan 2026US 12,523,155 B2Safran Aircraft Engines
- Article with surface structures for CMAS resistance2 Sep 2025US 12,404,218 B2ROLLS-ROYCE plc
- Damping system for an integrally bladed rotor29 Jul 2025US 12,371,999 B2Rtx Corporation
- System and method for turbomachine with local vortex generator array29 Apr 2025US 12,286,896 B2Honeywell International Inc.
- Variable Vane Lever Arm30 Jul 2026US 2026/0218623 A1Rtx Corporation
- Damping system for an integrally bladed rotor20 Nov 2025US 2025/0354497 A1Rtx Corporation
- Geometrically segmented coating for thermal insulation and abradability protection23 Oct 2025US 2025/0327409 A1Rtx Corporation
- Robotic deep rolling tool design for surface texturing to control friction and coating bonding2 Oct 2025US 2025/0303519 A1Rtx Corporation
- Trailing edge cooling circuit for turbomachine airfoil11 Sep 2025US 2025/0283417 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Wall cooling arrangement35US 7,665,956 B2ROLLS-ROYCE plc · 2010
- Cooling arrangement for a component of a gas turbine engine29US 7,938,624 B2ROLLS-ROYCE plc · 2011
- Components with conformal curved film holes and methods of manufacture29US 8,672,613 B2General Electric Company · 2014
- Airfoil with tapered radial cooling passage23US 8,157,527 B2United Technologies Corporation · 2012
- Air flow guide cap and combustion duct having the same13US 10,520,192 B2Doosan Heavy Industries Construction Co., Ltd · 2019