F05B 2240/57
Seals
F05B2240/57 (Seals) appears on 151 US grants and 200 published applications in this corpus.
Search patents in F05B- Granted patents
- 151
- Published applications
- 200
- Assignees
- 126
- Inventors
- 421
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 10 |
| 2011 | 5 | 10 |
| 2012 | 5 | 5 |
| 2013 | 1 | 10 |
| 2014 | 6 | 5 |
| 2015 | 4 | 7 |
| 2016 | 5 | 5 |
| 2017 | 9 | 15 |
| 2018 | 10 | 17 |
| 2019 | 10 | 24 |
| 2020 | 17 | 23 |
| 2021 | 14 | 18 |
| 2022 | 19 | 11 |
| 2023 | 12 | 11 |
| 2024 | 16 | 8 |
| 2025 | 12 | 4 |
| 2026 | 1 | 8 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods of semi-permanently attaching components on a wind turbine rotor blade24 Feb 2026US 12,560,090 B2Lm Wind Power A/S
- Rolling-element bearing with seals and leakage test channel9 Dec 2025US 12,492,728 B2Aktiebolaget Skf
- GPP seal system maintenance, replacement and seismic isolation18 Nov 2025US 12,473,884 B2Gravity Power LLC
- Electric energy storage in the form of underground gravity and buoyant energy4 Nov 2025US 12,460,771 B2Energy Future, Inc.
- Seal assembly for a rod of a pitch actuator of a wind turbine, and pitch actuator of a wind turbine7 Oct 2025US 12,435,698 B2Dellner Hydratech Group
- Water powered Energy Conversion Using Buoyancy24 Sep 2026US 2026/0286926 A1
- Lubricant Pumping Seal13 Aug 2026US 2026/0235207 A1System Seals, Inc.
- Power take-off device and wave energy converter unit comprising such power take-off device25 Jun 2026US 2026/0177027 A1
- Energy generation cell and energy generation device including the same11 Jun 2026US 2026/0160236 A1Freudenberg Vilene Filtration Technologies Korea Co., Ltd.
- Lubricant retention systems28 May 2026US 2026/0146590 A1Lm Wind Power A/S
Most cited
By later US patents
- Pressure exchange system with motor system and pressure compensation system42US 9,920,774 B2Energy Recovery, Inc. · 2018
- Wind power generator28US 6,774,504 B1Zephyros, Inc. · 2004
- Flexible magnetic rubber brush seal for generators20US 6,464,230 B1General Electric Company · 2002
- Seal shoe for a hydrostatic non-contact seal device18US 10,030,531 B2United Technologies Corporation · 2018
- Seal shoe for a hydrostatic non-contact seal device10US 10,208,615 B2United Technologies Corporation · 2019