H01H 9/362
Mounting of plates in arc chamber
Official title: {Mounting of plates in arc chamber}
H01H9/362 (Mounting of plates in arc chamber) appears on 97 US grants and 86 published applications in this corpus.
Search patents in H01H- Granted patents
- 97
- Published applications
- 86
- Assignees
- 48
- Inventors
- 236
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 5 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 4 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 3 |
| 2012 | 3 | 2 |
| 2013 | 1 | 4 |
| 2014 | 3 | 4 |
| 2015 | 6 | 6 |
| 2016 | 4 | 2 |
| 2017 | 3 | 5 |
| 2018 | 5 | 2 |
| 2019 | 9 | 5 |
| 2020 | 4 | 5 |
| 2021 | 5 | 2 |
| 2022 | 3 | 2 |
| 2023 | 3 | 10 |
| 2024 | 4 | 7 |
| 2025 | 3 | 3 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Arc extinguishing unit and air circuit breaker comprising same25 Aug 2026US 12,718,996 B2Ls Electric Co., Ltd.
- Device for extinguishing arcs in an electrical circuit14 Jul 2026US 12,683,097 B2ABB Schweiz AG
- Arc chute and load switch comprising same17 Feb 2026US 12,555,727 B2Ls Electric Co., Ltd.
- Arc chute and load break switch including same17 Feb 2026US 12,555,728 B2Ls Electric Co., Ltd.
- Arc extinguishing unit, interruption unit, and air circuit breaker comprising same17 Feb 2026US 12,555,733 B2Ls Electric Co., Ltd.
- Arc extinguishing chamber structure of a circuit breaker or a disconnecting switch23 Jul 2026US 2026/0213100 A1Shanghai Sieyuan Low Voltage Switch Co., Ltd.
- Ductless medium voltage (mv) switchgear with horizontal multilayer arc absorber with obtuse exhaust chimney design2 Jul 2026US 2026/0188986 A1Eaton Intelligent Power Limited
- Electric switch30 Apr 2026US 2026/0120970 A1
- Arc chute for an electrical switch14 Aug 2025US 2025/0259804 A1
- Air circuit breaker8 May 2025US 2025/0149274 A1Ls Electric Co., Ltd.
Most cited
By later US patents
- Circuit breaker with arc quenching device and vent38US 5,589,672 AFuji Electric Co., Ltd. · 1996
- Compact current limiting circuit breaker37US 4,963,849 AGeneral Electric Company · 1990
- Arc-extinguishing system for a contact switching apparatus32US 6,703,575 B1Mitsubishi Denki Kabushiki Kaisha · 2004
- Arc chute and circuit interrupter employing the same28US 7,034,242 B1Eaton Corporation · 2006
- ARC chute for a molded case circuit breaker26US 6,248,970 B1Siemens Energy & Automation, Inc. · 2001