F01D 5/00
Blades
Official title: Blades; Blade-carrying members (nozzle boxes F01D9/02); Heating, heat-insulating, cooling or antivibration means on the blades or the members {(special arrangements in rotors dealing with breaking off of part thereof F01D21/045)}
F01D5/00 (Blades) appears on 19,274 US grants and 19,802 published applications in this corpus.
Search patents in F01D- Granted patents
- 19,274
- Published applications
- 19,802
- Assignees
- 1,677
- Inventors
- 21,818
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 77 | 0 |
| 1977 | 83 | 0 |
| 1978 | 78 | 0 |
| 1979 | 64 | 0 |
| 1980 | 68 | 0 |
| 1981 | 85 | 0 |
| 1982 | 58 | 0 |
| 1983 | 55 | 0 |
| 1984 | 90 | 0 |
| 1985 | 83 | 0 |
| 1986 | 81 | 0 |
| 1987 | 100 | 0 |
| 1988 | 105 | 0 |
| 1989 | 145 | 0 |
| 1990 | 72 | 0 |
| 1991 | 108 | 0 |
| 1992 | 148 | 0 |
| 1993 | 149 | 0 |
| 1994 | 141 | 0 |
| 1995 | 114 | 0 |
| 1996 | 145 | 0 |
| 1997 | 120 | 0 |
| 1998 | 157 | 0 |
| 1999 | 163 | 0 |
| 2000 | 227 | 0 |
| 2001 | 260 | 62 |
| 2002 | 333 | 243 |
| 2003 | 287 | 277 |
| 2004 | 248 | 361 |
| 2005 | 278 | 512 |
| 2006 | 318 | 467 |
| 2007 | 281 | 485 |
| 2008 | 260 | 545 |
| 2009 | 331 | 644 |
| 2010 | 362 | 721 |
| 2011 | 446 | 671 |
| 2012 | 590 | 733 |
| 2013 | 564 | 1062 |
| 2014 | 682 | 1029 |
| 2015 | 694 | 1115 |
| 2016 | 729 | 1696 |
| 2017 | 849 | 1455 |
| 2018 | 1158 | 1368 |
| 2019 | 1534 | 1164 |
| 2020 | 1522 | 1223 |
| 2021 | 1132 | 894 |
| 2022 | 1050 | 695 |
| 2023 | 821 | 682 |
| 2024 | 769 | 645 |
| 2025 | 664 | 598 |
| 2026 | 396 | 455 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods of servicing equipment6 Oct 2026US 12,752,747 B2General Electric Company
- Ceramic matrix composite article manufacturing6 Oct 2026US 12,753,125 B2General Electric Company
- Fluid propulsion system6 Oct 2026US 12,753,694 B23Silk, Inc.
- Airfoils for gas turbine engines6 Oct 2026US 12,753,695 B2General Electric Company
- Turbine engine with a blade assembly having a set of cooling conduits6 Oct 2026US 12,753,696 B2General Electric Company
- Method for attaching a metal reinforcement on a leading edge of a turbomachine blade8 Oct 2026US 2026/0307338 A1Safran Aerospace Composites
- Variable-pitch assembly for a turbomachine fan8 Oct 2026US 2026/0307778 A1Safran Aircraft Engines
- Environmental barrier coating8 Oct 2026US 2026/0308075 A1Rtx Corporation
- Disc of rotating machine, and rotating machine8 Oct 2026US 2026/0309030 A1Mitsubishi Heavy Industries, Ltd.
- Turbine engine blade blank obtained by metal casting and method for manufacturing such a blank8 Oct 2026US 2026/0309031 A1Safran Aircraft Engines
Most cited
By later US patents
- Thermal seal for a gas turbine spacer disc1,527US 5,080,556 AGeneral Electric Company · 1992
- Grinding apparatus for blending defects on turbine blades and associated method of use1,035US 6,899,593 B12005
- Arrangement for controlling fluid jets injected into a fluid stream1,018US 7,976,213 B2United Technologies Corporation · 2011
- Forming structures from CAD solid models580US 6,391,251 B1Optomec Design Company · 2002
- Coupling system for a planetary gear train525US 5,433,674 AUnited Technologies Corporation · 1995