H01H 71/46
Having means for operating auxiliary contacts additional to the main contacts
Official title: having means for operating auxiliary contacts additional to the main contacts
H01H71/46 (Having means for operating auxiliary contacts additional to the main contacts) appears on 323 US grants and 169 published applications in this corpus.
Search patents in H01H- Granted patents
- 323
- Published applications
- 169
- Assignees
- 83
- Inventors
- 591
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 15 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 12 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 1 |
| 2002 | 16 | 18 |
| 2003 | 9 | 5 |
| 2004 | 3 | 7 |
| 2005 | 11 | 7 |
| 2006 | 5 | 6 |
| 2007 | 3 | 5 |
| 2008 | 2 | 6 |
| 2009 | 2 | 8 |
| 2010 | 9 | 7 |
| 2011 | 8 | 3 |
| 2012 | 3 | 5 |
| 2013 | 7 | 8 |
| 2014 | 8 | 3 |
| 2015 | 2 | 11 |
| 2016 | 10 | 11 |
| 2017 | 13 | 9 |
| 2018 | 7 | 11 |
| 2019 | 14 | 7 |
| 2020 | 8 | 6 |
| 2021 | 6 | 5 |
| 2022 | 5 | 6 |
| 2023 | 5 | 5 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low impact auxiliary switch mechanically operated contacts (MOC) mechanism20 Jan 2026US 12,531,195 B2Schneider Electric USA, Inc.
- Linkage mechanism, base, and surge protection device21 Oct 2025US 12,451,688 B2Shanghai Chenzhu Instrument Co., Ltd.
- Indicating device for a dual-power automatic transfer switch10 Jun 2025US 12,327,706 B2Schneider Electric Industries SAS
- Protection unit for control/command units of an electrical enclosure7 Jan 2025US 12,191,104 B2Schneider Electric Industries SAS
- Auxiliary module for an electrical switching device, and associated switching device and monitoring system8 Oct 2024US 12,111,358 B2Schneider Electric Industries SAS
- Fixed contact part and breaker including same23 Jul 2026US 2026/0213104 A1Ls Electric Co., Ltd.
- Solid-state circuit breaker4 Jun 2026US 2026/0155820 A1Schneider Electric Industries SAS
- Alarm switching cradle for circuit breaker23 Apr 2026US 2026/0112561 A1Eaton Intelligent Power Limited
- Circuit protection apparatus22 Jan 2026US 2026/0024714 A1Citel
- Solid-state circuit breaker8 Jan 2026US 2026/0011519 A1Schneider Electric Industries SAS
Most cited
By later US patents
- Circuit breaker housing and attachment box124US 4,622,444 AFuji Electric Co., Ltd. · 1986
- Molded case circuit breaker auxiliary switch unit120US 4,831,221 AGeneral Electric Company · 1989
- Circuit breaker accessories packaged in a standardized molded case115US 4,297,663 AGeneral Electric Company · 1981
- Circuit breaker contacts condition indicator109US 5,140,115 AGeneral Electric Company · 1992
- Circuit breaker condition indicator apparatus107US 4,301,342 AGeneral Electric Company · 1981