F24F 5/0085
Systems using a compressed air circuit
Official title: {Systems using a compressed air circuit}
F24F5/0085 (Systems using a compressed air circuit) appears on 79 US grants and 49 published applications in this corpus.
Search patents in F24F- Granted patents
- 79
- Published applications
- 49
- Assignees
- 55
- Inventors
- 143
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 3 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 4 |
| 2015 | 0 | 0 |
| 2016 | 0 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 3 | 5 |
| 2022 | 3 | 4 |
| 2023 | 4 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air flow treatment system and method for ventilation systems18 Aug 2026US 12,708,686 B2Jerome Canady Research Institute for Advanced Biological and Technological Sciences
- Air conditioning system and transportation system including same11 Aug 2026US 12,704,296 B2Thevu LLC
- Air conditioning system and transportation system including same2 Sep 2025US 12,405,035 B1Thevu LLC
- Air conditioning system and transportation system including same4 Feb 2025US 12,215,908 B1Thevu LLC
- Clean negative pressure hospital room system using compressor and turbine26 Nov 2024US 12,152,792 B2Korea Institute of Energy Research
- Compressor driven air quality systems, devices, and methods27 Aug 2026US 2026/0251320 A1Atlas Copco Airpower, Naamloze Vennootschap
- Air conditioning system and transportation system including same23 Apr 2026US 2026/0110460 A1Thevu LLC
- Open Air-Cycle Ventilating Heat Pump6 Nov 2025US 2025/0341332 A1Copeland Corporation
- Air conditioning system and transportation system including same6 Nov 2025US 2025/0341346 A1Thevu LLC
- Air conditioning system and transportation system including same4 Sep 2025US 2025/0277605 A1Thevu LLC
Most cited
By later US patents
- Air cycle air conditioner for heating and cooling82US 5,121,610 AAisin Seiki Kabushiki Kaisha · 1992
- Systems and methods for providing backup energy to a load53US 7,127,895 B2Active Power, Inc. · 2006
- Air pre-cooler method and apparatus49US 5,193,352 AAMSTED Industries Incorporated · 1993
- Air conditioning system having super-saturation for reduced driving requirement40US 3,967,466 AThe Rovac Corporation · 1976
- Combined air cycle heat pump and refrigeration system39US 4,295,518 AUnited Technologies Corporation · 1981