F25B 2309/004
Gas cycle refrigeration machines: using a compressor of the rotary type
Official title: using a compressor of the rotary type
F25B2309/004 (Gas cycle refrigeration machines: using a compressor of the rotary type) appears on 13 US grants and 16 published applications in this corpus.
Search patents in F25B- Granted patents
- 13
- Published applications
- 16
- Assignees
- 13
- Inventors
- 46
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 3 | 2 |
| 2022 | 0 | 2 |
| 2023 | 0 | 3 |
| 2024 | 1 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine having a housing4 Nov 2025US 12,460,840 B2Justairtech GmbH
- Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine having a rotationally symmetrical design4 Nov 2025US 12,460,841 B2Justairtech GmbH
- Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine as open system14 Oct 2025US 12,442,566 B2Justairtech GmbH
- Modified two-phase refrigeration cycle2 Jan 2024US 11,859,874 B1Regi U.S., Inc.
- Mechanically driven air vehicle thermal management device21 Dec 2021US 11,203,949 B2General Electric Company
- Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine having a housing26 Feb 2026US 2026/0055932 A1Justairtech GmbH
- Gas refrigerating machine, method for operating a gas refrigerating machine and method for manufacturing a gas refrigerating machine having a rotationally symmetrical design26 Feb 2026US 2026/0055933 A1Justairtech GmbH
- Gas refrigeration machine, method for operating a gas refrigeration machine, and method for producing a gas refrigeration machine in the form of an open system15 Jan 2026US 2026/0016200 A1Justairtech GmbH
- Integrated stirling refrigerator13 Feb 2025US 2025/0052452 A1Raytron (Wuxi) Technology Co., Ltd.
- Oil-lubricated cryocooler compressor and operation method thereof18 Apr 2024US 2024/0125548 A1Sumitomo Heavy Industries, Ltd.
Most cited
By later US patents
- Ericsson cycle machine93US 4,984,432 A1991
- Heat pump system and heat pump device using a constant flow reverse stirling cycle68US 5,239,833 AFineblum Engineering Corp. · 1993
- Heat recuperative engine23US 4,138,847 A1979
- Compressor housing for an air cycle machine13US 9,103,568 B2Hamilton Sundstrand Corporation · 2015
- Rotary compressor or rotary displacement pump10US 5,442,923 ALicentia Patent-Verwaltungs-G.m.b.H. · 1995