B60H 2001/3254
Of the refrigerant at an expansion unit
Official title: {of the refrigerant at an expansion unit}
B60H2001/3254 (Of the refrigerant at an expansion unit) appears on 22 US grants and 16 published applications in this corpus.
Search patents in B60H- Granted patents
- 22
- Published applications
- 16
- Assignees
- 16
- Inventors
- 63
- Latest grant
- 7 Apr 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for extreme cold starting of a heating system7 Apr 2026US 12,594,819 B2Denso Corporation
- Cooling device for an object and method for operating a cooling device for an object11 Feb 2025US 12,220,970 B2Diehl Ako Stiftung & Co.KG
- Electric valve and thermal management system19 Nov 2024US 12,145,426 B2Hangzhou Sanhua Research Institute Co., Ltd.
- Air conditioning device for vehicle14 May 2024US 11,981,183 B2Mitsubishi Heavy Industries Thermal Systems, Ltd.
- Vehicle air-conditioning device7 Dec 2021US 11,192,428 B2Sanden Automotive Climate Systems Corporation
- Rankine cycle system, rankine-refrigeration cycle system and refrigerated vehicle21 Aug 2025US 2025/0262913 A1Zhejiang Ascenrise Heat Pump Co., Ltd.
- System and method for extreme cold starting of a heating system5 Jun 2025US 2025/0178409 A1Denso Corporation
- System and method for extreme cold starting of a heating system5 Jun 2025US 2025/0178413 A1Denso Corporation
- Cooling device for an object and method for operating a cooling device for an object19 Oct 2023US 2023/0331064 A1Diehl Ako Stiftung & Co.KG
- Electric valve and thermal management system11 May 2023US 2023/0147150 A1Hangzhou Sanhua Research Institute Co., Ltd.
Most cited
By later US patents
- Temperature control system for refrigeration apparatus106US 4,132,086 ABorg-Warner Corporation · 1979
- Automotive air conditioner having condenser and evaporator provided within air duct69US 5,299,431 ANippondenso Co., Ltd. · 1994
- Automotive airconditioner having condenser and evaporator provided within air duct39US 6,430,951 B1Denso Corporation · 2002
- Automotive air conditioner having condenser and evaporator provided within air duct35US 5,605,051 ANippondenso Co., Ltd. · 1997
- Refrigeration system including refrigeration cycle and rankine cycle31US 7,578,139 B2Denso Corporation · 2009