F03D 80/70
Bearing or lubricating arrangements
F03D80/70 (Bearing or lubricating arrangements) appears on 1,391 US grants and 1,721 published applications in this corpus.
Search patents in F03D- Granted patents
- 1,391
- Published applications
- 1,721
- Assignees
- 421
- Inventors
- 2,457
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 10 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 10 | 0 |
| 2002 | 6 | 4 |
| 2003 | 2 | 17 |
| 2004 | 13 | 22 |
| 2005 | 10 | 13 |
| 2006 | 15 | 22 |
| 2007 | 23 | 39 |
| 2008 | 20 | 44 |
| 2009 | 19 | 66 |
| 2010 | 37 | 109 |
| 2011 | 54 | 163 |
| 2012 | 84 | 151 |
| 2013 | 99 | 149 |
| 2014 | 92 | 115 |
| 2015 | 107 | 120 |
| 2016 | 77 | 105 |
| 2017 | 92 | 53 |
| 2018 | 74 | 67 |
| 2019 | 69 | 67 |
| 2020 | 58 | 78 |
| 2021 | 49 | 86 |
| 2022 | 77 | 44 |
| 2023 | 66 | 46 |
| 2024 | 63 | 46 |
| 2025 | 37 | 48 |
| 2026 | 30 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Main bearing unit29 Sep 2026US 12,747,723 B2Siemens Gamesa Renewable Energy A/S
- Drive train mounting assembly with a torque support, and industrial transmission equipped therewith, and method for adjusting a drive train mounting assembly and use8 Sep 2026US 12,729,667 B2Flender GmbH
- Surface-hardened, rotationally symmetrical workpiece, hardening method and hardening apparatus1 Sep 2026US 12,723,286 B2Walzengiesserei Coswig GmbH
- Bearing arrangement for a rotating component of a wind turbine11 Aug 2026US 12,704,150 B2Nordex Energy GmbH
- System and method for providing gearbox lubrication of a wind turbine during an off-grid state4 Aug 2026US 12,698,760 B2GE Vernova Infrastructure Technology LLC
- Wind turbine including pivotable blades and annular shroud1 Oct 2026US 2026/0298200 A1
- Sealed dual bearing enclosure for a generator of a vertical axis wind turbine1 Oct 2026US 2026/0298203 A1
- Plain bearing arrangement, nacelle equipped with the plain bearing arrangement for a wind power plant, and wind power plant20 Aug 2026US 2026/0243232 A1Miba Gleitlager Austria GmbH
- Bearing unit and wind turbine having a bearing unit13 Aug 2026US 2026/0235112 A1thyssenkrupp AG
- Wind turbine lubrication system13 Aug 2026US 2026/0235113 A1Vestas Wind Systems A/S
Most cited
By later US patents
- Wind turbine and a shaft for a wind turbine1,094US 8,664,792 B2Envision Energy (Denmark) ApS · 2014
- Gearbox for a wind turbine197US 7,828,682 B2Hansen Transmissions International NV · 2010
- Wind powered system for generating electricity147US 4,565,929 AThe Boeing Company · 1986
- Wind turbine119US 7,042,109 B22006
- Wind turbine118US 5,315,159 AHolec Projects B.V. · 1994