H01H 2009/546
The static switching means being triggered by the voltage over the mechanical
Official title: {the static switching means being triggered by the voltage over the mechanical switch contacts}
H01H2009/546 (The static switching means being triggered by the voltage over the mechanical) appears on 55 US grants and 59 published applications in this corpus.
Search patents in H01H- Granted patents
- 55
- Published applications
- 59
- Assignees
- 37
- Inventors
- 120
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 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 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 4 |
| 2018 | 2 | 5 |
| 2019 | 3 | 6 |
| 2020 | 3 | 9 |
| 2021 | 8 | 4 |
| 2022 | 7 | 7 |
| 2023 | 7 | 1 |
| 2024 | 3 | 3 |
| 2025 | 1 | 7 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Arc-extinguishing apparatus5 Mar 2026US 2026/0066199 A1
- Control circuit of a hybrid switch29 Jan 2026US 2026/0031286 A1Ellenberger & Poensgen GmbH
- Switching apparatus for dc electric grids20 Nov 2025US 2025/0357743 A1
- Solid state hybrid circuit breaker topology using dual ultrafast opening contacts28 Aug 2025US 2025/0273416 A1Eaton Intelligent Power Limited
- System and method for protecting electrical circuits7 Aug 2025US 2025/0253645 A1GE Aviation Systems LLC
Most cited
By later US patents
- Switch contact arc suppressor46US 4,658,320 AElecSpec Corporation · 1987
- Active arc suppression for switching of direct current circuits42US 4,438,472 AIBM Corporation · 1984
- Solid state current limiting circuit interrupter39US 4,700,256 AGeneral Electric Company · 1987
- Gate turn-off control circuit for a solid state circuit interrupter35US 4,631,621 AGeneral Electric Company · 1986
- Hybrid circuit using miller effect for protection of electrical contacts from arcing30US 5,652,688 ASchweitzer Engineering Laboratories, Inc. · 1997