F01P 5/06
Guiding or ducting air to, or from, ducted fans
F01P5/06 (Guiding or ducting air to, or from, ducted fans) appears on 527 US grants and 463 published applications in this corpus.
Search patents in F01P- Granted patents
- 527
- Published applications
- 463
- Assignees
- 234
- Inventors
- 1,257
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 4 |
| 2002 | 5 | 3 |
| 2003 | 6 | 5 |
| 2004 | 2 | 9 |
| 2005 | 9 | 12 |
| 2006 | 9 | 19 |
| 2007 | 7 | 14 |
| 2008 | 15 | 23 |
| 2009 | 12 | 13 |
| 2010 | 9 | 15 |
| 2011 | 9 | 14 |
| 2012 | 14 | 10 |
| 2013 | 9 | 13 |
| 2014 | 14 | 16 |
| 2015 | 10 | 17 |
| 2016 | 20 | 21 |
| 2017 | 14 | 26 |
| 2018 | 21 | 25 |
| 2019 | 33 | 29 |
| 2020 | 28 | 33 |
| 2021 | 26 | 27 |
| 2022 | 37 | 35 |
| 2023 | 27 | 29 |
| 2024 | 20 | 35 |
| 2025 | 25 | 12 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Active baffling for cooling systems25 Aug 2026US 12,716,380 B2CNH Industrial America LLC
- Electric fan drive of a motor vehicle and fan module18 Aug 2026US 12,712,414 B2Brose Fahrzeugteile GmbH & Co. KG, Wurzburg
- Work apparatus with internal combustion engine7 Jul 2026US 12,673,408 B2Andreas Stihl AG & CO.KG
- Compact utility machine with a passive cooling system26 May 2026US 12,637,834 B2Wacker Neuson America Corporation
- Cooling device with a guide sleeve7 Apr 2026US 12,595,968 B2ebm-papst Mulfingen GmbH & Co. KG
- Cooler fan module of a motor vehicle8 Oct 2026US 2026/0309069 A1Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
- Aerodynamic recirculation duct to pass atmosphere air into the radiator and charge air cooler16 Jul 2026US 2026/0200309 A1Volvo Truck Corporation
- Cooling package arrangement11 Jun 2026US 2026/0160196 A1Deere & Company
- Multi-mode actuation mechanism26 Feb 2026US 2026/0054783 A1Deere & Company
- Adaptor for rotating electrical machine25 Dec 2025US 2025/0392194 A1Cummins Generator Technologies Limited
Most cited
By later US patents
- Engine cooling system171US 8,770,329 B2Caterpillar Forest Products Inc. · 2014
- Construction machine168US 9,376,786 B2Kobelco Construction Machinery Co., Ltd. · 2016
- Fan and housing139US 4,548,548 AAirflow Research and Manufacturing Corporation · 1985
- Recirculation barrier for a heat transfer system126US 4,173,995 AInternational Harvester Company · 1979
- Fan shroud with integral air supply124US 5,881,685 ABoard of Trustees operating Michigan State University · 1999