F01D 5/225
By shrouding
Official title: {by shrouding}
F01D5/225 (By shrouding) appears on 896 US grants and 947 published applications in this corpus.
Search patents in F01D- Granted patents
- 896
- Published applications
- 947
- Assignees
- 154
- Inventors
- 1,806
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 2 |
| 2002 | 15 | 16 |
| 2003 | 12 | 12 |
| 2004 | 16 | 25 |
| 2005 | 22 | 33 |
| 2006 | 21 | 16 |
| 2007 | 11 | 22 |
| 2008 | 12 | 24 |
| 2009 | 8 | 33 |
| 2010 | 18 | 34 |
| 2011 | 27 | 28 |
| 2012 | 26 | 43 |
| 2013 | 21 | 59 |
| 2014 | 32 | 45 |
| 2015 | 35 | 64 |
| 2016 | 38 | 78 |
| 2017 | 41 | 58 |
| 2018 | 63 | 74 |
| 2019 | 73 | 70 |
| 2020 | 83 | 48 |
| 2021 | 67 | 45 |
| 2022 | 37 | 37 |
| 2023 | 37 | 24 |
| 2024 | 32 | 25 |
| 2025 | 24 | 14 |
| 2026 | 8 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine tip shroud removal feature29 Sep 2026US 12,747,667 B2Solar Turbines Incorporated
- Propulsor fan and drive system23 Jun 2026US 12,662,943 B2Whisper Aero Inc.
- Steam turbine rotor and steam turbine9 Jun 2026US 12,650,084 B1Kabushiki Kaisha Toshiba
- Part-span shrouds for pitch controlled aircrafts26 May 2026US 12,637,951 B2General Electric Company
- Bladed assembly with inter-platform connection by friction member19 May 2026US 12,631,117 B2Safran Aircraft Engines
- Turbomachine assembly comprising platforms having edges provided with complementary protrusions and notches and associated turbomachine27 Aug 2026US 2026/0251070 A1Safran Aircraft Engines
- Turbine blade and gas turbine20 Aug 2026US 2026/0243169 A1Mitsubishi Heavy Industries, Ltd.
- Vaned impeller for aircraft turbomachine, comprising a dynamic damping device made using a member for reconstituting a gas circulation path13 Aug 2026US 2026/0235033 A1Safran Aircraft Engines
- Turbine or compressor stage assembly13 Aug 2026US 2026/0235034 A1
- Turbine stator vane and gas turbine13 Aug 2026US 2026/0235039 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Second stage turbine bucket airfoil111US 6,832,897 B2General Electric Company · 2004
- Airfoil shape for a turbine bucket102US 6,910,868 B2General Electric Company · 2005
- Leak resistant vane cluster96US 6,910,854 B2United Technologies Corporation · 2005
- Film cooled components87US 4,992,025 AROLLS-ROYCE plc · 1991
- Film cooled components83US 5,096,379 AROLLS-ROYCE plc · 1992