H01H 9/548
Electromechanical and static switch connected in series
Official title: {Electromechanical and static switch connected in series}
H01H9/548 (Electromechanical and static switch connected in series) appears on 237 US grants and 268 published applications in this corpus.
Search patents in H01H- Granted patents
- 237
- Published applications
- 268
- Assignees
- 129
- Inventors
- 532
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 2 | 4 |
| 2011 | 0 | 4 |
| 2012 | 4 | 5 |
| 2013 | 2 | 7 |
| 2014 | 6 | 7 |
| 2015 | 3 | 9 |
| 2016 | 5 | 7 |
| 2017 | 9 | 11 |
| 2018 | 6 | 17 |
| 2019 | 15 | 13 |
| 2020 | 12 | 25 |
| 2021 | 18 | 16 |
| 2022 | 25 | 22 |
| 2023 | 14 | 11 |
| 2024 | 16 | 36 |
| 2025 | 18 | 36 |
| 2026 | 30 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrical protection devices comprising an integrated switching module6 Oct 2026US 12,755,918 B2Schneider Electric Industries SAS
- Solid state circuit breaker1 Sep 2026US 12,725,741 B2Schneider Electric (China) Co., Ltd.
- Protective switching device and method25 Aug 2026US 12,718,992 B2Siemens Aktiengesellschaft
- Electrical switching arrangement11 Aug 2026US 12,706,257 B2Eaton Intelligent Power Limited
- Circuit breaker11 Aug 2026US 12,706,258 B2Siemens Aktiengesellschaft
- Circuit breaker device for protecting an electrical low-voltage circuit and method for operating a circuit breaker device24 Sep 2026US 2026/0290718 A1Siemens Aktiengesellschaft
- Circuit breaker device and method27 Aug 2026US 2026/0254224 A1Siemens Aktiengesellschaft
- Solid-state circuit breaker13 Aug 2026US 2026/0237587 A1Schneider Electric Industries SAS
- Switching unit30 Jul 2026US 2026/0221351 A1Ellenberger & Poensgen GmbH
- Switching device30 Jul 2026US 2026/0221752 A1Ellenberger & Poensgen GmbH
Most cited
By later US patents
- Capacitor discharge circuit113US 4,504,773 AKureha Kagaku Kogyo Kabushiki Kaisha · 1985
- Apparatus and method for braking electric motors104US 6,037,729 ABlack & Decker Inc. · 2000
- Ultra high-speed circuit breaker with galvanic isolation102US 5,132,865 AMerlin Gerin · 1992
- Current breaking device with solid-state switch and built-in protective circuit breaker86US 4,768,007 AMerlin Gerin · 1988
- Arcless circuit interrupter64US 4,636,907 AGeneral Electric Company · 1987