B29L 2031/085
Wind turbine blades
Official title: {Wind turbine blades}
B29L2031/085 (Wind turbine blades) appears on 685 US grants and 1,008 published applications in this corpus.
Search patents in B29L- Granted patents
- 685
- Published applications
- 1,008
- Assignees
- 216
- Inventors
- 1,212
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 3 |
| 2006 | 0 | 4 |
| 2007 | 1 | 9 |
| 2008 | 3 | 9 |
| 2009 | 2 | 13 |
| 2010 | 3 | 16 |
| 2011 | 11 | 57 |
| 2012 | 21 | 72 |
| 2013 | 26 | 35 |
| 2014 | 24 | 41 |
| 2015 | 28 | 64 |
| 2016 | 31 | 60 |
| 2017 | 31 | 57 |
| 2018 | 48 | 35 |
| 2019 | 48 | 73 |
| 2020 | 51 | 70 |
| 2021 | 65 | 58 |
| 2022 | 52 | 98 |
| 2023 | 78 | 55 |
| 2024 | 70 | 70 |
| 2025 | 53 | 59 |
| 2026 | 35 | 48 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oven arrangement and method for manufacturing preform building elements used for building a rotor blade of a wind turbine6 Oct 2026US 12,752,464 B2Siemens Gamesa Renewable Energy A/S
- Method of manufacturing a wind turbine rotor blade part having an embedded placeholder29 Sep 2026US 12,747,718 B2Nordex Blade Technology Centre ApS
- Digital three dimensional (3D) measurement of bondline thickness and width during blade assembly22 Sep 2026US 12,741,428 B2TPI Technology, Inc.
- Method of manufacturing a shell of a wind turbine blade15 Sep 2026US 12,734,777 B2Lm Wind Power A/S
- Debagging system and method for use in a debagging process during the manufacture of a wind turbine blade8 Sep 2026US 12,728,568 B2Lm Wind Power A/S
- Fabric and resin composite material part8 Oct 2026US 2026/0307339 A1Safran Aircraft Engines
- Packing table for manufacturing of a joining adapter to be used in a method for joining an outboard blade section to an inboard blade section of a longitudinally split wind turbine blade and method for manufacturing of a joining adapter1 Oct 2026US 2026/0295953 A1Siemens Gamesa Renewable Energy A/S
- Method for manufacturing root section of wind turbine blade, root section, semi-manufactured part of root section, wind turbine blade, and wind turbine1 Oct 2026US 2026/0298195 A1Envision Energy Technology Pte Ltd.
- Pultrusion process for manufacturing a fibre reinforced composite article for a wind turbine blade24 Sep 2026US 2026/0284987 A1Lm Wind Power A/S
- Lost Circulation Material Comprising Reclaimed Fiberglass Wind Turbine Blades24 Sep 2026US 2026/0286794 A1Everpoint Services Inc.
Most cited
By later US patents
- Composite wind turbine rotor blade and method for making same155US 4,976,587 ADWR Wind Technologies Inc. · 1990
- Method of making a part of large dimensions out of composite material74US 6,264,877 B1Alternatives Energies · 2001
- Wind power system55US 6,800,956 B22004
- Method for the production of elongated resin impregnated filament composite structures53US 4,273,601 AStructural Composites Industries, Inc. · 1981
- Methods and apparatus for forming molded thermal plastic polymer components53US 8,673,106 B1Bounce Composites, LLC · 2014