H01H 37/58
Actuated due to thermally controlled change of magnetic permeability
Official title: actuated due to thermally controlled change of magnetic permeability
H01H37/58 (Actuated due to thermally controlled change of magnetic permeability) appears on 43 US grants and 17 published applications in this corpus.
Search patents in H01H- Granted patents
- 43
- Published applications
- 17
- Assignees
- 35
- Inventors
- 79
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Switch9 Feb 2021US 10,916,395 B2Maggma Group IP Limited
- Magnetically activated switch having magnetostrictive material14 Jul 2020US 10,714,286 B2Littelfuse, Inc.
- Medical or dental instrument with a temperature-measuring device19 May 2020US 10,653,399 B2W&H Dentalwerk Bürmoos GmbH
- Passive thermal switch devices having thermal switch material that passively switches between a thermal insulating state and a thermal conducting state and vehicles having the same16 Jul 2019US 10,354,785 B2Toyota Jidosha Kabushiki Kaisha
- Sensing system19 Sep 2024US 2024/0312333 A1Rudders Rls Pty Ltd
- Systems and methods for a remote control actuator2 Sep 2021US 2021/0270253 A1Trustees of Tuffs College
- An improved switch3 Dec 2020US 2020/0381201 A1Introl IP Limited
- Magnetically activated switch having magnetostrictive material28 Nov 2019US 2019/0362920 A1Littelfuse, Inc.
- Passive thermal switch devices having thermal switch material that passively switches between a thermal insulating state and a thermal conducting state and vehicles having the same15 Nov 2018US 2018/0330903 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Passive thermal switch devices having thermal switch material that passively switches between a thermal insulating state and a thermal conducting state and vehicles having the same33US 10,354,785 B2Toyota Jidosha Kabushiki Kaisha · 2019
- Circuit protection device30US 4,878,038 A1989
- Apparatus and method for adjusting a curie effect temperature sensing system16US 4,610,142 AAbbott Laboratories · 1986
- Snap action thermostats13US 4,266,211 A1981
- Temperature switch having a magnetically soft amorphous metal member13US 4,383,231 AAisin Seiki Kabushiki Kaisha · 1983