H01H 9/547
Combinations of mechanical switches and static switches, the latter being controlled by
Official title: {Combinations of mechanical switches and static switches, the latter being controlled by the former}
H01H9/547 (Combinations of mechanical switches and static switches, the latter being controlled by) appears on 141 US grants and 145 published applications in this corpus.
Search patents in H01H- Granted patents
- 141
- Published applications
- 145
- Assignees
- 98
- Inventors
- 302
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 6 |
| 2007 | 1 | 5 |
| 2008 | 4 | 0 |
| 2009 | 1 | 3 |
| 2010 | 5 | 3 |
| 2011 | 0 | 6 |
| 2012 | 4 | 3 |
| 2013 | 7 | 0 |
| 2014 | 0 | 4 |
| 2015 | 1 | 2 |
| 2016 | 5 | 10 |
| 2017 | 5 | 5 |
| 2018 | 6 | 5 |
| 2019 | 5 | 7 |
| 2020 | 12 | 17 |
| 2021 | 10 | 7 |
| 2022 | 10 | 8 |
| 2023 | 4 | 2 |
| 2024 | 3 | 21 |
| 2025 | 10 | 16 |
| 2026 | 13 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Protective switching device and method25 Aug 2026US 12,718,992 B2Siemens Aktiengesellschaft
- Circuit breaker11 Aug 2026US 12,706,258 B2Siemens Aktiengesellschaft
- Circuit breaker21 Jul 2026US 12,688,984 B2Siemens Aktiengesellschaft
- Circuit breaker device for protecting an electrical low-voltage circuit23 Jun 2026US 12,665,142 B2Siemens Aktiengesellschaft
- Circuit breaker device and method2 Jun 2026US 12,646,664 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
- Switching unit30 Jul 2026US 2026/0221351 A1Ellenberger & Poensgen GmbH
- Switching device30 Jul 2026US 2026/0221752 A1Ellenberger & Poensgen GmbH
- Semiconductor-based dc transfer switch25 Jun 2026US 2026/0179860 A1Siemens Industry, Inc.
- Lighting control device with air gap switch controlled output19 Feb 2026US 2026/0052617 A1Signify Holding B. V.
Most cited
By later US patents
- Low resistance switch using carbon contacts140US 6,426,568 B2Gentex Corporation · 2002
- Multi-function control switch for electrically operating devices120US 5,753,983 A1012384 Ontario, Inc. · 1998
- High voltage, high current switching apparatus61US 5,536,980 ATexas Instruments Incorporated · 1996
- Defeat resistant interlock/monitoring system46US 5,233,323 ASentrol, Inc. · 1993
- Electrical tilt switch44US 5,209,343 AComus International, Inc. · 1993