F02C 9/22
By adjusting turbine vanes
Official title: by adjusting turbine vanes
F02C9/22 (By adjusting turbine vanes) appears on 207 US grants and 217 published applications in this corpus.
Search patents in F02C- Granted patents
- 207
- Published applications
- 217
- Assignees
- 61
- Inventors
- 448
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 3 | 4 |
| 2006 | 3 | 6 |
| 2007 | 4 | 2 |
| 2008 | 3 | 4 |
| 2009 | 0 | 5 |
| 2010 | 2 | 15 |
| 2011 | 3 | 14 |
| 2012 | 10 | 5 |
| 2013 | 7 | 10 |
| 2014 | 9 | 6 |
| 2015 | 8 | 12 |
| 2016 | 9 | 19 |
| 2017 | 15 | 11 |
| 2018 | 16 | 9 |
| 2019 | 12 | 11 |
| 2020 | 20 | 19 |
| 2021 | 11 | 23 |
| 2022 | 17 | 10 |
| 2023 | 15 | 12 |
| 2024 | 13 | 7 |
| 2025 | 5 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stator retention of gas turbine engine4 Aug 2026US 12,698,721 B2Rtx Corporation
- Through-casing guide vane mechanism for gas turbine engines14 Apr 2026US 12,601,278 B1Pratt & Whitney Canada Corp.
- Systems and methods for engine wear reduction7 Apr 2026US 12,595,767 B2General Electric Company
- Method for starting gas turbine25 Nov 2025US 12,480,448 B2Mitsubishi Heavy Industries, Ltd.
- System and method for variable geometry mechanism configuration28 Oct 2025US 12,454,920 B2Pratt & Whitney Canada Corp.
- Aircraft engine power management for large generator loads6 Aug 2026US 2026/0226865 A1Honeywell International Inc.
- Turbofan engine including a fan actuation system2 Jul 2026US 2026/0185490 A1General Electric Company
- Blower compressor assembly30 Apr 2026US 2026/0117668 A1ROLLS-ROYCE plc
- Assembly for a turbine engine5 Feb 2026US 2026/0036056 A1Safran Aero Boosters SA
- Method for starting gas turbine16 Oct 2025US 2025/0320834 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Multi-compatible digital engine controller179US 9,429,078 B1Tucson Embedded Systems, Inc. · 2016
- Gas turbine engine overspeed prevention178US 9,689,316 B1Tucson Embedded Systems, Inc. · 2017
- Controller assembly for simultaneously managing multiple engine/pump assemblies to perform shared work171US 10,415,557 B1Tucson Embedded Systems, Inc. · 2019
- Pump-engine controller169US 9,869,305 B1Tucson Embedded Systems, Inc. · 2018
- Multi-compatible digital engine controller169US 9,879,609 B1Tucson Embedded Systems, Inc. · 2018