H01H 37/72
Switches in which the opening movement and the closing movement of a
Official title: Switches in which the opening movement and the closing movement of a contact are effected respectively by heating and cooling or vice versa
H01H37/72 (Switches in which the opening movement and the closing movement of a) appears on 28 US grants and 41 published applications in this corpus.
Search patents in H01H- Granted patents
- 28
- Published applications
- 41
- Assignees
- 32
- Inventors
- 80
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 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 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 4 |
| 2016 | 2 | 2 |
| 2017 | 0 | 3 |
| 2018 | 1 | 2 |
| 2019 | 3 | 4 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 5 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phase change material switch device and related methods24 Mar 2026US 12,586,744 B2Infineon Technologies AG
- Method for controlling cooling in electrical equipment and electrical equipment with controlled cooling31 Dec 2024US 12,181,899 B2Treetech Sistemas Digitais Ltda
- Circuit breaker and method for operating a circuit breaker13 Aug 2024US 12,062,514 B2Eaton Intelligent Power Limited
- Zero-power wireless system for crop water content monitoring12 Mar 2024US 11,927,538 B2Northeastern University
- Relay unit24 Jan 2023US 11,562,869 B2Sumitomo Wiring Systems, Ltd.
- Connector and solar power generation device including same25 Jun 2026US 2026/0180263 A1Hanwha Solutions Corporation
- Phase change material switch device including an equalization device configured to provide varying impedance coupling18 Jun 2026US 2026/0171336 A1Infineon Technologies AG
- Switch device21 Aug 2025US 2025/0266225 A1Advantest Corporation
- Integrated thermal switching and sensing devices and methods8 May 2025US 2025/0149277 A1Bourns, Inc.
- Temperature-dependent switch and method of manufacturing the same1 Aug 2024US 2024/0258051 A1
Most cited
By later US patents
- Temperature-dependent switch6US 11,476,066 B22022
- Heating and cooling thermostat with changeover switching operated upon control point adjustment6US 4,078,601 AHoneywell Inc. · 1978
- Zero power plasmonic microelectromechanical device5US 10,643,810 B2Northeastern University · 2020
- Breaker and safety circuit equipped with the same5US 11,373,826 B2Bourns, Inc. · 2022
- Electrical cord reel with control system to limit overheating4US 8,878,397 B2Great Stuff, Inc. · 2014