B60H 1/00907
Where the flow direction of the refrigerant changes and an evaporator becomes
Official title: {where the flow direction of the refrigerant changes and an evaporator becomes condenser}
B60H1/00907 (Where the flow direction of the refrigerant changes and an evaporator becomes) appears on 238 US grants and 299 published applications in this corpus.
Search patents in B60H- Granted patents
- 238
- Published applications
- 299
- Assignees
- 131
- Inventors
- 678
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 4 |
| 2003 | 7 | 10 |
| 2004 | 7 | 10 |
| 2005 | 7 | 5 |
| 2006 | 5 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 5 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 5 |
| 2012 | 0 | 13 |
| 2013 | 4 | 4 |
| 2014 | 3 | 13 |
| 2015 | 6 | 6 |
| 2016 | 3 | 7 |
| 2017 | 8 | 12 |
| 2018 | 8 | 16 |
| 2019 | 13 | 15 |
| 2020 | 13 | 21 |
| 2021 | 10 | 32 |
| 2022 | 32 | 16 |
| 2023 | 17 | 19 |
| 2024 | 15 | 30 |
| 2025 | 23 | 23 |
| 2026 | 15 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Heat pump air-conditioning system and vehicle8 Oct 2026US 2026/0307459 A1Beijing CHJ Information Technology Co., LTD.
- Climate control for vehicles1 Oct 2026US 2026/0296130 A1Cummins Inc.
- Heat pump system for vehicle1 Oct 2026US 2026/0296138 A1Hanon Systems
- Air conditioning system and control method of air conditioning system6 Aug 2026US 2026/0225426 A1Toyota Jidosha Kabushiki Kaisha
- Heating, ventilation, and air conditioning (hvac) system for a vehicle, a vehicle comprising the hvac system, and a use of the hvac system23 Jul 2026US 2026/0208551 A1Volvo Car Corporation
Most cited
By later US patents
- System for cooling electric vehicle batteries106US 6,138,466 ADaimlerChrysler AG · 2000
- System for controlling the temperature of the air in a cabin for an engine-electric motor hybrid car103US 5,497,941 ANippondenso Co., Ltd. · 1996
- Air conditioning apparatus58US 5,704,219 ANippon Soken, Inc. · 1998
- Vehicular air conditioning system for electric vehicles58US 5,878,589 ADenso Corporation · 1999
- Controller for reversible air conditioning and heat pump HVAC system for electric vehicles58US 6,089,034 ADaimlerChrysler AG · 2000