F04D 29/703
Specially for fans
Official title: {specially for fans, e.g. fan guards}
F04D29/703 (Specially for fans) appears on 658 US grants and 788 published applications in this corpus.
Search patents in F04D- Granted patents
- 658
- Published applications
- 788
- Assignees
- 388
- Inventors
- 1,675
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 3 |
| 2002 | 9 | 7 |
| 2003 | 12 | 12 |
| 2004 | 13 | 17 |
| 2005 | 2 | 11 |
| 2006 | 9 | 13 |
| 2007 | 6 | 16 |
| 2008 | 5 | 23 |
| 2009 | 3 | 12 |
| 2010 | 5 | 12 |
| 2011 | 7 | 19 |
| 2012 | 16 | 16 |
| 2013 | 9 | 19 |
| 2014 | 12 | 30 |
| 2015 | 20 | 26 |
| 2016 | 16 | 34 |
| 2017 | 17 | 37 |
| 2018 | 23 | 52 |
| 2019 | 41 | 50 |
| 2020 | 46 | 44 |
| 2021 | 35 | 56 |
| 2022 | 52 | 65 |
| 2023 | 47 | 61 |
| 2024 | 71 | 56 |
| 2025 | 53 | 58 |
| 2026 | 29 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Handheld camera fan6 Oct 2026US 12,753,778 B1Shenzhen Xinyifang International Trade Co., Ltd.
- Blowing device and blowing device operating method29 Sep 2026US 12,747,738 B2Samsung Electronics Co., Ltd.
- Handheld blower15 Sep 2026US 12,733,600 B2Milwaukee Electric Tool Corporation
- Ventilation system for aircraft wheel and wheel assembly including such a system15 Sep 2026US 12,736,100 B2Safran Ventilation Systems
- Assembly system for a portable fan1 Sep 2026US 12,723,599 B2Lasko Operation Holdings, LLC
- Fan assembly24 Sep 2026US 2026/0286976 A1Milwaukee Electric Tool Corporation
- Fan and fan module24 Sep 2026US 2026/0286982 A1Lenovo Global Technology (Taiwan) Limited.
- Fan module17 Sep 2026US 2026/0276003 A1Shenzhen Jisu Technology Co., Ltd
- Detachable tower fan17 Sep 2026US 2026/0276004 A1
- Heat source unit of an air heat pump20 Aug 2026US 2026/0243461 A1Daikin Europe N.V.
Most cited
By later US patents
- Forced ventilation filtration device185US 5,022,900 AEagle, Military Gear Overseas Ltd. · 1991
- Blower79US 5,266,004 AHitachi, Ltd. · 1993
- Ceiling fan guard78US 4,657,485 A1987
- Low-profile blowers and methods77US 9,121,414 B2Gentherm Incorporated · 2015
- Fan guard of blower unit and air conditioner62US 6,503,060 B1Daikin Industries, Ltd. · 2003