F25B 2313/001
Compression machines, plants or systems with reversible cycle not otherwise provided for
Official title: with two or more accumulators
F25B2313/001 (Compression machines, plants or systems with reversible cycle not otherwise provided for) appears on 17 US grants and 17 published applications in this corpus.
Search patents in F25B- Granted patents
- 17
- Published applications
- 17
- Assignees
- 16
- Inventors
- 79
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 3 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat pump, method for operating a heat pump, and transportation vehicle with a heat pump15 Sep 2026US 12,736,256 B2Volkswagen Aktiengesellschaft
- Cooling system and laboratory instrument having a cooling system7 Jan 2025US 12,188,704 B2Thermo Electron LED GmbH
- Apparatus and methods for the storage of energy as heat22 Oct 2024US 12,123,326 B2Synchrostor Limited
- Thermoacoustic refrigerator18 Jul 2023US 11,703,255 B2Sintokogio, Ltd.
- Multistage compression system16 Aug 2022US 11,415,342 B2Daikin Industries, Ltd.
- Cooling System And Laboratory Instrument Having A Cooling System12 Jun 2025US 2025/0189176 A1
- Heat pump, method for operating a heat pump, and transportation vehicle with a heat pump21 Nov 2024US 2024/0384900 A1Volkswagen Aktiengesellschaft
- Apparatus and methods for the storage of energy as heat14 Mar 2024US 2024/0084719 A1Synchrostor Limited
- Cooling System And Laboratory Instrument Having A Cooling System11 May 2023US 2023/0145691 A1Thermo Electron LED GmbH
- Thermoacoustic refrigerator30 Dec 2021US 2021/0404713 A1Sintokogio, Ltd.
Most cited
By later US patents
- Air conditioner77US 5,369,958 AMitsubishi Denki Kabushiki Kaisha · 1994
- Air conditioning apparatus22US 4,912,937 AMitsubishi Denki Kabushiki Kaisha · 1990
- Air conditioner11US 5,357,766 ASanyo Electric Co., Ltd. · 1994
- Heat pump apparatus and method for stable operation with inhibition of foaming11US 5,732,564 AYamaha Hatsudoki Kabushiki Kaisha · 1998
- Air conditioner8US 6,425,257 B1Mitsubishi Heavy Industries, Ltd. · 2002