H01H 9/46
Using arcing horns
Official title: using arcing horns (using blow-out magnet H01H9/44)
H01H9/46 (Using arcing horns) appears on 188 US grants and 115 published applications in this corpus.
Search patents in H01H- Granted patents
- 188
- Published applications
- 115
- Assignees
- 71
- Inventors
- 405
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 4 |
| 2006 | 5 | 4 |
| 2007 | 4 | 4 |
| 2008 | 1 | 2 |
| 2009 | 1 | 6 |
| 2010 | 3 | 3 |
| 2011 | 3 | 2 |
| 2012 | 4 | 3 |
| 2013 | 2 | 5 |
| 2014 | 7 | 6 |
| 2015 | 6 | 6 |
| 2016 | 5 | 3 |
| 2017 | 3 | 7 |
| 2018 | 4 | 1 |
| 2019 | 9 | 4 |
| 2020 | 3 | 5 |
| 2021 | 4 | 4 |
| 2022 | 3 | 11 |
| 2023 | 10 | 12 |
| 2024 | 8 | 8 |
| 2025 | 6 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Deflection member, breaking module, and contactor4 Aug 2026US 12,700,558 B2Schneider Electric Industries SAS
- Interrupter and air circuit breaker comprising same2 Jun 2026US 12,646,675 B2Ls Electric Co., Ltd.
- Circuit breaking unit and air circuit breaker including same5 May 2026US 12,620,536 B2Ls Electric Co., Ltd.
- Breaker unit and air circuit breaker comprising same21 Apr 2026US 12,609,255 B2Ls Electric Co., Ltd.
- Arc extinguishing unit, interruption unit, and air circuit breaker comprising same17 Feb 2026US 12,555,733 B2Ls Electric Co., Ltd.
- Fixed contact part and breaker including same23 Jul 2026US 2026/0213104 A1Ls Electric Co., Ltd.
- Switching device for a medium-voltage electric unit28 May 2026US 2026/0148913 A1Schneider Electric Industries SAS
- Electric switch30 Apr 2026US 2026/0120970 A1
- Switching device29 Jan 2026US 2026/0031284 A1Noark Electrics (Shanghai) Co., Ltd.
- Mobile application with combined breaker and relay29 Jan 2026US 2026/0031606 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Current limiting device117US 5,614,881 AGeneral Electric Company · 1997
- Low voltage circuit breaker with multiple contacts for high currents111US 5,210,385 A1993
- Remotely controllable circuit breaker with improved arc drive structure48US 5,164,693 AElectric Power Research Institute, Inc. · 1992
- Electric switch with counteracting electro-electro-dynamic forces35US 4,849,590 AKohler Co. · 1989
- Arc chute and circuit interrupter employing the same28US 7,034,242 B1Eaton Corporation · 2006