F25B 3/00
Self-contained rotary compression machines, i.e. with compressor, condenser and evaporator rotating as
Official title: Self-contained rotary compression machines, i.e. with compressor, condenser and evaporator rotating as a single unit
F25B3/00 (Self-contained rotary compression machines, i.e. with compressor, condenser and evaporator rotating as) appears on 100 US grants and 51 published applications in this corpus.
Search patents in F25B- Granted patents
- 100
- Published applications
- 51
- Assignees
- 31
- Inventors
- 82
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 11 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 0 | 1 |
| 2016 | 5 | 7 |
| 2017 | 6 | 4 |
| 2018 | 5 | 2 |
| 2019 | 2 | 1 |
| 2020 | 3 | 4 |
| 2021 | 0 | 0 |
| 2022 | 3 | 0 |
| 2023 | 1 | 2 |
| 2024 | 4 | 4 |
| 2025 | 1 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure cooker with vapor compression cooling system9 Jun 2026US 12,648,663 B2Midea Group Co., Ltd.
- Methods for energy efficient extraction using symphasic closed-cycle heat exchange14 Apr 2026US 12,599,850 B2Scientific 710, LLC
- Rotary heat exchanger30 Sep 2025US 12,429,253 B2Nativus, Inc.
- Isothermal-turbo-compressor-expander-condenser-evaporator device19 Nov 2024US 12,146,670 B2Appollo Wind Technologies LLC
- Systems, devices, and methods for symphasic closed-cycle heat exchange23 Apr 2024US 11,964,219 B2Scientific 710, LLC
- Rotary heat exchanger27 Aug 2026US 2026/0251358 A1Nativus, Inc.
- Refrigerant circuit unit26 Feb 2026US 2026/0055941 A1Sanden Corporation
- Rotor5 Feb 2026US 2026/0036375 A1
- Rotary heat exchanger16 Jan 2025US 2025/0020367 A1Nativus, Inc.
- Heat exchanger, in particular shell-and-tube heat exchanger, for arrangement in a rotor having an axis of rotation9 Jan 2025US 2025/0012511 A1Ecop Technologies GmbH
Most cited
By later US patents
- Rotary thermodynamic apparatus and method84US 4,524,587 A1985
- Heat exchanger54US 4,044,824 A1977
- Centrifugal heat transfer engine and heat transfer systems embodying the same46US 6,948,328 B2Metrologic Instruments, Inc. · 2005
- Centrifugal heat transfer engine and heat transfer systems embodying the same43US 6,964,176 B2Kelix Heat Transfer Systems, LLC · 2005
- Rotating heat pipe for air-conditioning40US 3,999,400 A1976