F24F 2011/0002
For admittance of outside air
Official title: {for admittance of outside air}
F24F2011/0002 (For admittance of outside air) appears on 538 US grants and 596 published applications in this corpus.
Search patents in F24F- Granted patents
- 538
- Published applications
- 596
- Assignees
- 307
- Inventors
- 1,176
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 14 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 1 |
| 2002 | 12 | 7 |
| 2003 | 10 | 10 |
| 2004 | 7 | 13 |
| 2005 | 6 | 10 |
| 2006 | 11 | 17 |
| 2007 | 6 | 23 |
| 2008 | 6 | 14 |
| 2009 | 7 | 5 |
| 2010 | 8 | 25 |
| 2011 | 5 | 18 |
| 2012 | 8 | 15 |
| 2013 | 13 | 20 |
| 2014 | 8 | 19 |
| 2015 | 9 | 20 |
| 2016 | 17 | 30 |
| 2017 | 19 | 31 |
| 2018 | 21 | 44 |
| 2019 | 32 | 39 |
| 2020 | 34 | 35 |
| 2021 | 37 | 35 |
| 2022 | 33 | 56 |
| 2023 | 32 | 34 |
| 2024 | 28 | 32 |
| 2025 | 30 | 23 |
| 2026 | 16 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Work space forming equipment, work method, and management space facility22 Sep 2026US 12,742,558 B2Jgc Japan Corporation
- Secondary outside air path for a heat pump8 Sep 2026US 12,729,866 B2Flo Energy Solutions Inc.
- Heat removal systems and methods18 Aug 2026US 12,713,564 B2
- Method and system for monitoring an environmental control system using a mobile device11 Aug 2026US 12,704,280 B2Honeywell International Inc.
- Fresh air ventilation control system4 Aug 2026US 12,698,911 B2Field Controls, LLC
- System and method for characterizing outdoor air ventilation in an indoor environment17 Sep 2026US 2026/0276227 A1Poppy Health, Inc.
- Automated cooling system for a building structure23 Jul 2026US 2026/0210568 A1Qc Manufacturing, Inc.
- Intelligent networked fresh air purifier16 Jul 2026US 2026/0202080 A1Microjet Technology Co., Ltd.
- Intelligent networked energy recovery ventilator16 Jul 2026US 2026/0202081 A1Microjet Technology Co., Ltd.
- Airflow generation system, airflow generation method, and recording medium9 Jul 2026US 2026/0194246 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Self configuring controller243US 5,276,630 AAmerican Standard Inc. · 1994
- Direct digital control apparatus for automated monitoring and control of building systems226US 4,497,031 AJohnson Service Company · 1985
- Method and means of air conditioning214US 5,058,388 ALuminus Pty., Ltd. · 1991
- Intelligent ventilation control for optimizing HVAC operations176US 11,156,978 B2Johnson Solid State, LLC · 2021
- Dynamically controlled environmental control system176US 5,344,068 AStaefa Control System, Inc. · 1994