F03D 9/255
Connected to electrical distribution networks
Official title: {connected to electrical distribution networks; Arrangements therefor}
F03D9/255 (Connected to electrical distribution networks) appears on 1,134 US grants and 1,374 published applications in this corpus.
Search patents in F03D- Granted patents
- 1,134
- Published applications
- 1,374
- Assignees
- 380
- Inventors
- 1,919
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 6 |
| 2003 | 5 | 10 |
| 2004 | 2 | 18 |
| 2005 | 12 | 26 |
| 2006 | 14 | 24 |
| 2007 | 28 | 34 |
| 2008 | 28 | 54 |
| 2009 | 32 | 53 |
| 2010 | 34 | 78 |
| 2011 | 42 | 78 |
| 2012 | 57 | 87 |
| 2013 | 56 | 89 |
| 2014 | 58 | 87 |
| 2015 | 63 | 140 |
| 2016 | 89 | 109 |
| 2017 | 93 | 79 |
| 2018 | 92 | 72 |
| 2019 | 78 | 71 |
| 2020 | 87 | 65 |
| 2021 | 53 | 54 |
| 2022 | 48 | 45 |
| 2023 | 33 | 33 |
| 2024 | 47 | 25 |
| 2025 | 28 | 23 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wind power plant22 Sep 2026US 12,744,391 B2Vestas Wind Systems A/S
- Auxiliary power system and control for rural and/or off grid wind turbines1 Sep 2026US 12,723,568 B2Siemens Gamesa Renewable Energy A/S
- Dynamic cable support for floating offshore wind turbines18 Aug 2026US 12,712,350 B2Schlumberger Technology Corporation
- High capacity, shallow draft, ocean-borne wind turbine28 Jul 2026US 12,692,839 B2Tows, Inc.
- Tide- and wind-powered turbine, conversion and storage system16 Jun 2026US 12,655,826 B2
- A wind power plant10 Sep 2026US 2026/0269626 A1Vestas Wind Systems A/S
- High capacity, shallow draft, ocean-borne wind turbine3 Sep 2026US 2026/0258786 A1Tows, Inc.
- A wind turbine generator comprising at least one oscillating damping arrangement9 Jul 2026US 2026/0194041 A1Vestas Wind Systems A/S
- Subsea power collection system including a distributed transformer arrangement2 Jul 2026US 2026/0189016 A1ABB Schweiz AG
- Gearbox unit and wind power generation device25 Jun 2026US 2026/0177032 A1Envision Energy CO.,LTD
Most cited
By later US patents
- Islanding-operation prevention apparatus, and dispersed power generation apparatus and power generation system using the same282US 5,686,766 ACanon Kabushiki Kaisha · 1997
- Variable speed wind turbine with reduced power fluctuation and a static VAR mode of operation266US 5,225,712 AU.S. Windpower, Inc. · 1993
- System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility260US 6,512,966 B2ABB AB · 2003
- Variable speed wind turbine245US 5,083,039 AU.S. Windpower, Inc. · 1992
- Scavenger energy converter system its new applications and its control systems239US 6,327,994 B12001