F25B 2341/0013
Ejector control arrangements
F25B2341/0013 (Ejector control arrangements) appears on 77 US grants and 82 published applications in this corpus.
Search patents in F25B- Granted patents
- 77
- Published applications
- 82
- Assignees
- 17
- Inventors
- 138
- Latest grant
- 6 Oct 2026
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 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 4 | 16 |
| 2005 | 10 | 3 |
| 2006 | 2 | 2 |
| 2007 | 2 | 7 |
| 2008 | 3 | 1 |
| 2009 | 2 | 1 |
| 2010 | 4 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 5 |
| 2014 | 1 | 2 |
| 2015 | 2 | 2 |
| 2016 | 4 | 4 |
| 2017 | 2 | 3 |
| 2018 | 3 | 4 |
| 2019 | 1 | 2 |
| 2020 | 5 | 9 |
| 2021 | 5 | 2 |
| 2022 | 6 | 1 |
| 2023 | 9 | 4 |
| 2024 | 1 | 1 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for detection and correction of reverse flow in an ejector refrigeration circuit6 Oct 2026US 12,753,952 B2Carrier Corporation
- Regulation method and refrigeration plant and respective refrigeration plant including such apparatus29 Apr 2025US 12,287,132 B2Carel Industries S.P.A.
- Heat pump with ejector11 Feb 2025US 12,222,139 B2Carrier Corporation
- Ejector heat pump operation31 Dec 2024US 12,181,187 B2Carrier Corporation
- Method for controlling ejector capacity in a vapour compression system12 Dec 2023US 11,841,174 B2Danfoss A/S
- Ejector having an actuation mechanism with a pilot valve and an equalization passage between two cylinder chambers29 Jan 2026US 2026/0029166 A1
- Ejector refrigeration system2 Oct 2025US 2025/0305738 A1Carrier Corporation
- Ejector19 Jun 2025US 2025/0198674 A1Carrier Corporation
- System and method for map-interpolation based control of ejectors in an ejector refrigeration circuit24 Apr 2025US 2025/0129978 A1Carrier Corporation
- System and method for detection and correction of reverse flow in an ejector refrigeration circui13 Mar 2025US 2025/0085033 A1Carrier Corporation
Most cited
By later US patents
- Ejector cycle system with critical refrigerant pressure52US 6,477,857 B2Denso Corporation · 2002
- Ejector and method of controlling same51US 4,595,344 A1986
- Method of reducing flow metastability in an ejector nozzle43US 5,343,711 AVirginia Tech Intellectual Properties, Inc. · 1994
- Ejector cycle system with critical refrigerant pressure38US 6,574,987 B2Denso Corporation · 2003
- Ejector cycle system24US 6,438,993 B2Denso Corporation · 2002