H01H 37/48
With extensible rigid rods or tubes
Official title: with extensible rigid rods or tubes
H01H37/48 (With extensible rigid rods or tubes) appears on 60 US grants and 19 published applications in this corpus.
Search patents in H01H- Granted patents
- 60
- Published applications
- 19
- Assignees
- 30
- Inventors
- 66
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Phase change nano electro-mechanical relay12 Aug 2025US 12,387,891 B2Carnegie Mellon University
- Phase change nano electro-mechanical relay29 Aug 2023US 11,742,162 B2Carnegie Mellon University
- Temperature controller31 Mar 2020US 10,609,764 B2
- Temperature switch13 Sep 2016US 9,443,682 B2
- Safety switch using heat shrinkage tube and secondary battery including the same4 Jun 2013US 8,455,123 B2LG Chem.Ltd.
- Phase change nano electro-mechanical relay22 Feb 2024US 2024/0062975 A1Carnegie Mellon University
- Thermal fuse28 Dec 2023US 2023/0420204 A1Dragonfly Energy Corp.
- Phase change nano electro-mechanical relay20 Jan 2022US 2022/0020545 A1Carnegie Mellon University
- Temperature switch19 Oct 2017US 2017/0301492 A1
- Thermally activated switch5 Oct 2017US 2017/0287664 A1Intel Corporation
Most cited
By later US patents
- Electrical heater for media, particularly flow heater35US 5,434,388 AE. G. O. Elektro-Gerate Blanc u. Fischer · 1995
- Electric cooking plate with a temperature limiter23US 4,135,081 A1979
- Temperature limiter for a glass-ceramic cooking unit23US 4,633,238 AE. G. O. Elektro-Gerate Blanc u. Fischer · 1986
- Thermal cut-out device for radiant heaters23US 4,665,307 AMicropore International Limited · 1987
- Device for controlling or limiting temperature in an electric cooking appliance20US 5,310,993 ACeramaspeed Limited · 1994