F01D 9/047
Nozzle boxes
Official title: {Nozzle boxes}
F01D9/047 (Nozzle boxes) appears on 144 US grants and 132 published applications in this corpus.
Search patents in F01D- Granted patents
- 144
- Published applications
- 132
- Assignees
- 52
- Inventors
- 350
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 2 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 1 | 5 |
| 2010 | 2 | 6 |
| 2011 | 1 | 1 |
| 2012 | 9 | 8 |
| 2013 | 4 | 5 |
| 2014 | 4 | 6 |
| 2015 | 5 | 8 |
| 2016 | 7 | 20 |
| 2017 | 6 | 9 |
| 2018 | 13 | 7 |
| 2019 | 12 | 9 |
| 2020 | 8 | 13 |
| 2021 | 13 | 6 |
| 2022 | 11 | 6 |
| 2023 | 7 | 6 |
| 2024 | 9 | 4 |
| 2025 | 3 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine vane assembly for controlling tip clearance2 Jun 2026US 12,644,387 B1Pratt & Whitney Canada Corp.
- Nozzle sector24 Feb 2026US 12,560,095 B2Nuovo Pignone Tecnologie Srl
- Rim-rotor turbine sealing and cooling arrangement10 Feb 2026US 12,546,228 B2Exonetik Turbo Inc.
- Tandem stator16 Dec 2025US 12,497,906 B2Safran Aero Boosters SA
- Vane arc segment with single-sided platform15 Jul 2025US 12,359,574 B2Rtx Corporation
- Fixed radial inlet guide vanes configured to direct exhaust to a turbine25 Jun 2026US 2026/0176977 A1Garrett Transportation I Inc.
- Nozzle sector24 Jul 2025US 2025/0237147 A1Nuovo Pignone Tecnologie Srl
- Tandem stator24 Jul 2025US 2025/0237148 A1Safran Aero Boosters SA
- Rim-rotor turbine sealing and cooling arrangement1 May 2025US 2025/0137381 A1Exonetik Turbo Inc.
- Stationary blade segment, gas turbine, and method for producing stationary blade segment11 Jul 2024US 2024/0229660 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Ceramic matrix composite nozzle mounted with a strut and concepts thereof41US 9,915,159 B2General Electric Company · 2018
- Turbine inlet nozzle with cooling means32US 4,693,667 ATeledyne Industries, Inc. · 1987
- Nozzle box31US 6,196,793 B1General Electric Company · 2001
- Industrial stator vane with sequential impingement cooling inserts24US 8,500,405 B1Florida Turbine Technologies, Inc. · 2013
- Strutless diffuser for gas turbine engine23US 4,503,668 AThe United States of America as represented by the Secretary of the Air Force · 1985