F05B 2260/301
Retaining bolts or nuts
F05B2260/301 (Retaining bolts or nuts) appears on 458 US grants and 479 published applications in this corpus.
Search patents in F05B- Granted patents
- 458
- Published applications
- 479
- Assignees
- 190
- Inventors
- 1,086
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 4 |
| 2002 | 14 | 2 |
| 2003 | 2 | 7 |
| 2004 | 4 | 6 |
| 2005 | 3 | 7 |
| 2006 | 7 | 9 |
| 2007 | 4 | 26 |
| 2008 | 8 | 24 |
| 2009 | 11 | 21 |
| 2010 | 20 | 34 |
| 2011 | 17 | 33 |
| 2012 | 34 | 26 |
| 2013 | 28 | 22 |
| 2014 | 23 | 23 |
| 2015 | 16 | 20 |
| 2016 | 15 | 5 |
| 2017 | 14 | 13 |
| 2018 | 10 | 17 |
| 2019 | 16 | 21 |
| 2020 | 23 | 24 |
| 2021 | 20 | 31 |
| 2022 | 30 | 34 |
| 2023 | 19 | 24 |
| 2024 | 36 | 23 |
| 2025 | 22 | 10 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- No funnel propless wind turbine and retrofit method29 Sep 2026US 12,747,722 B1
- Space-saving housing mounting14 Jul 2026US 12,680,532 B2ZF Friedrichshafen AG
- Method for repairing a wind turbine rotor blade and wind turbine rotor blade7 Jul 2026US 12,674,438 B2Nordex Energy GmbH
- Method and apparatus for computer-implemented supervising a tightening process of a bolt using a tightening system9 Jun 2026US 12,649,218 B2Siemens Gamesa Renewable Energy A/S
- Rotor blade with lightning protection system, wind turbine and assembly method24 Mar 2026US 12,584,463 B2Siemens Gamesa Renewable Energy A/S
- Connector assembly1 Oct 2026US 2026/0298198 A1
- No funnel propless wind turbine and retrofit method1 Oct 2026US 2026/0298208 A1
- Laminate structure for a flange connection of a wind turbine rotor blade, connecting element, wind turbine rotor blade and method for manufacturing a laminate structure17 Sep 2026US 2026/0275958 A1Nordex Blade Technology Centre ApS
- Fastening system for arranging bolts in a tower assembly3 Sep 2026US 2026/0258785 A1Siemens Gamesa Renewable Energy Innovation & Technology S.L.
- Method for repairing the root of a blade27 Aug 2026US 2026/0251127 A1Nabrawind Technologies, S.L.
Most cited
By later US patents
- Mid turbine frame for gas turbine engine136US 8,091,371 B2Pratt & Whitney Canada Corp. · 2012
- Turbine support assembly including turbine heat shield and bolt retainer assembly94US 5,211,541 AGeneral Electric Company · 1993
- Connector assembly for gas turbine engines79US 6,669,393 B2General Electric Company · 2003
- Projectile energy absorbing protective barrier67US 3,974,313 AThe Boeing Company · 1976
- Ducted fan gas turbine engine65US 6,073,439 AROLLS-ROYCE plc · 2000