H01H 73/04
Contacts
H01H73/04 (Contacts) appears on 242 US grants and 173 published applications in this corpus.
Search patents in H01H- Granted patents
- 242
- Published applications
- 173
- Assignees
- 84
- Inventors
- 548
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 15 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 3 |
| 2002 | 12 | 7 |
| 2003 | 3 | 1 |
| 2004 | 5 | 5 |
| 2005 | 5 | 5 |
| 2006 | 4 | 4 |
| 2007 | 7 | 4 |
| 2008 | 3 | 4 |
| 2009 | 0 | 7 |
| 2010 | 5 | 7 |
| 2011 | 4 | 6 |
| 2012 | 9 | 8 |
| 2013 | 4 | 11 |
| 2014 | 8 | 4 |
| 2015 | 9 | 14 |
| 2016 | 11 | 8 |
| 2017 | 7 | 4 |
| 2018 | 11 | 9 |
| 2019 | 10 | 4 |
| 2020 | 2 | 7 |
| 2021 | 6 | 2 |
| 2022 | 7 | 6 |
| 2023 | 4 | 7 |
| 2024 | 5 | 15 |
| 2025 | 3 | 15 |
| 2026 | 12 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Arc extinguishing unit and air circuit breaker comprising same25 Aug 2026US 12,718,996 B2Ls Electric Co., Ltd.
- Switching device and method for operating a switching device11 Aug 2026US 12,706,255 B2Eaton Intelligent Power Limited
- Deflection member, breaking module, and contactor4 Aug 2026US 12,700,558 B2Schneider Electric Industries SAS
- Two-electric-pole circuit breaker actuated by a common pyrotechnic device21 Apr 2026US 12,609,258 B2Safran Electrical & Power
- Circuit breaker and operating mechanism thereof14 Apr 2026US 12,603,241 B2Chint Low Voltage Electrical Technology Co., Ltd.
- Switching device30 Jul 2026US 2026/0221367 A1Ellenberger & Poensgen GmbH
- Circuit breaker16 Jul 2026US 2026/0204505 A1Fuji Electric Fa Components & Systems Co., Ltd.
- Electrical contactor comprising a spring for rapidly driving contacts18 Jun 2026US 2026/0171339 A1Safran Electrical & Power
- Test switch4 Jun 2026US 2026/0155318 A1
- Switching device with terminal contacts4 Jun 2026US 2026/0155319 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Multiple circuit breaker with double break rotary contact113US 4,910,485 AMerlin Gerin · 1990
- Multipole circuit breaker with single-pole units107US 5,281,776 AMerlin Gerin · 1994
- Range of molded case low voltage circuit breakers107US 5,298,874 AMerlin Gerin · 1994
- Molded case circuit breaker with contact bridge slowed down at the end of repulsion travel106US 5,310,971 AMerlin Gerin · 1994
- Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device103US 5,029,301 AMerlin Gerin · 1991