F01D 5/183
Blade walls being porous
Official title: {Blade walls being porous}
F01D5/183 (Blade walls being porous) appears on 71 US grants and 76 published applications in this corpus.
Search patents in F01D- Granted patents
- 71
- Published applications
- 76
- Assignees
- 34
- Inventors
- 155
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 2 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 0 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 0 | 3 |
| 2014 | 1 | 6 |
| 2015 | 3 | 11 |
| 2016 | 6 | 3 |
| 2017 | 1 | 7 |
| 2018 | 7 | 9 |
| 2019 | 4 | 5 |
| 2020 | 9 | 4 |
| 2021 | 2 | 2 |
| 2022 | 4 | 4 |
| 2023 | 1 | 1 |
| 2024 | 5 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Turbine blade and gas turbine22 Apr 2025US 12,281,594 B2Mitsubishi Heavy Industries, Ltd.
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- Semi-passive cooling using hierarchical vasculature10 Sep 2024US 12,085,333 B2Lawrence Livermore National Security, LLC
- High efficiency power production methods, assemblies, and systems1 Oct 2026US 2026/0298097 A18 Rivers Capital, LLC
- High efficiency power production methods, assemblies, and systems31 Jul 2025US 2025/0243764 A18 Rivers Capital, LLC
- Turbine blade and gas turbine26 Dec 2024US 2024/0426217 A1Mitsubishi Heavy Industries, Ltd.
- High efficiency power production methods, assemblies, and systems14 Mar 2024US 2024/0084706 A18 Rivers Capital, LLC
- Rotating airfoil assembly with opening formed therein to eject or to draw air13 Jul 2023US 2023/0219681 A1General Electric Company
Most cited
By later US patents
- Process for producing a thermally loaded casting62US 6,412,541 B2Alstom Power N.V. · 2002
- Multi-layer thermal barrier coating with transpiration cooling59US 6,511,762 B1General Electric Company · 2003
- Turbine blade55US 6,241,469 B1Asea Brown Boveri AG · 2001
- Turbine blade having transpiration strip cooling and method of manufacture54US 5,690,473 AGeneral Electric Company · 1997
- Turbine blade tip having thermal barrier coating-formed micro cooling channels51US 6,461,107 B1General Electric Company · 2002