H01H 37/36
Actuated due to expansion or contraction of a fluid with or without
Official title: actuated due to expansion or contraction of a fluid with or without vaporisation (the fluid forming a contact of the switch H01H29/04, H01H29/30)
H01H37/36 (Actuated due to expansion or contraction of a fluid with or without) appears on 81 US grants and 35 published applications in this corpus.
Search patents in H01H- Granted patents
- 81
- Published applications
- 35
- Assignees
- 48
- Inventors
- 128
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 4 | 3 |
| 2018 | 3 | 4 |
| 2019 | 2 | 3 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 0 | 4 |
| 2023 | 3 | 0 |
| 2024 | 2 | 3 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Phase change nano electro-mechanical relay12 Aug 2025US 12,387,891 B2Carnegie Mellon University
- Thermal diode and thermal switch bi-directional heat transfer in building envelopes1 Jul 2025US 12,346,136 B2Alliance for Sustainable Energy, LLC
- Thermostat switch assembly with thermal insulator for protection against overheating24 Dec 2024US 12,176,646 B2Emicol Eletro Eletronica S.A.
- Thermal diode and thermal switch for bi-directional heat transfer in building envelopes4 Jun 2024US 12,001,228 B2Alliance for Sustainable Energy, LLC
- Negative thermal expansion current interrupter12 Dec 2023US 11,842,868 B2American Lithium Energy Corporation
- Thermal Diode and Thermal Switch Bi-Directional Heat Transfer in Building Envelopes22 Aug 2024US 2024/0281010 A1Alliance for Sustainable Energy, LLC
- Negative thermal expansion current interrupter29 Feb 2024US 2024/0071700 A1American Lithium Energy Corporation
- Phase change nano electro-mechanical relay22 Feb 2024US 2024/0062975 A1Carnegie Mellon University
- Method and system for providing a predetermined pyrotechnic energy output3 Nov 2022US 2022/0351927 A1Ruag Ammotec GmbH
- Thermostat20 Oct 2022US 2022/0336990 A1Emicol Eletro Eletronica S.A.
Most cited
By later US patents
- Miniaturized high conductivity thermal/electrical switch51US 7,755,899 B2ÅAC Microtec AB · 2010
- Electrical heater for media, particularly flow heater35US 5,434,388 AE. G. O. Elektro-Gerate Blanc u. Fischer · 1995
- Thermal sensing element using methanol saturated fluorocarbon elastomer as the heat responsive material30US 4,541,735 AGeneral Motors Corporation · 1985
- Thermal cutoff heater28US 4,821,010 ATherm-O-Disc, Incorporated · 1989
- Pressure temperature sensor21US 4,633,213 ABorg-Warner Corporation · 1986