F25B 2313/031
Sensor arrangements
F25B2313/031 (Sensor arrangements) appears on 542 US grants and 664 published applications in this corpus.
Search patents in F25B- Granted patents
- 542
- Published applications
- 664
- Assignees
- 116
- Inventors
- 1,102
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 4 |
| 2003 | 5 | 8 |
| 2004 | 11 | 13 |
| 2005 | 7 | 10 |
| 2006 | 5 | 12 |
| 2007 | 8 | 5 |
| 2008 | 4 | 11 |
| 2009 | 2 | 17 |
| 2010 | 8 | 11 |
| 2011 | 11 | 16 |
| 2012 | 7 | 19 |
| 2013 | 5 | 15 |
| 2014 | 3 | 24 |
| 2015 | 12 | 60 |
| 2016 | 15 | 41 |
| 2017 | 43 | 31 |
| 2018 | 49 | 41 |
| 2019 | 46 | 40 |
| 2020 | 46 | 57 |
| 2021 | 41 | 44 |
| 2022 | 39 | 58 |
| 2023 | 31 | 49 |
| 2024 | 44 | 37 |
| 2025 | 38 | 24 |
| 2026 | 10 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F25B 2313/0314Temperature sensors near the indoor heat exchangerIndexing code374
- F25B 2313/0315Temperature sensors near the outdoor heat exchangerIndexing code307
- F25B 2313/0312Pressure sensors near the indoor heat exchangerIndexing code50
- F25B 2313/0313Pressure sensors near the outdoor heat exchangerIndexing code34
- F25B 2313/0311Pressure sensors near the expansion valveIndexing code31
- F25B 2313/0316Temperature sensors near the refrigerant heaterIndexing code25
Recent patents
- Refrigerant leak mitigation system25 Aug 2026US 12,716,632 B2Trane International Inc.
- Vehicle temperature management system26 May 2026US 12,636,937 B2Shenzhen Yinwang Intelligent Technologies Co., Ltd.
- Refrigerant leakage management system26 May 2026US 12,638,221 B2Daikin Industries, Ltd.
- Air conditioner and control method thereof28 Apr 2026US 12,613,058 B2Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Refrigeration cycle system14 Apr 2026US 12,601,526 B2Daikin Industries, Ltd.
- Systems and methods for integrating a water heating unit and a heat pump1 Oct 2026US 2026/0298489 A1
- Systems and methods for integrating a water heating unit and a heat pump1 Oct 2026US 2026/0298490 A1
- Multi-type refrigeration cycle apparatus23 Jul 2026US 2026/0210606 A1Mitsubishi Electric Corporation
- Refrigeration cycle apparatus23 Jul 2026US 2026/0210610 A1Daikin Industries, Ltd.
- Refrigeration cycle apparatus9 Jul 2026US 2026/0194272 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Heating and cooling system with variable capacity compressor154US 5,628,201 ACopeland Corporation · 1997
- Geothermal heat pump system116US 5,758,514 AEnvirotherm Heating & Cooling Systems, Inc. · 1998
- Diagnostics for a heating and cooling system113US 5,689,963 ACopeland Corporation · 1997
- Heat pump wrong operational mode detector and control system106US 4,211,089 AHoneywell Inc. · 1980
- Diagnostics for a heating and cooling system103US 5,623,834 ACopeland Corporation · 1997