H01H 3/3005
Charging means
Official title: {Charging means}
H01H3/3005 (Charging means) appears on 246 US grants and 152 published applications in this corpus.
Search patents in H01H- Granted patents
- 246
- Published applications
- 152
- Assignees
- 93
- Inventors
- 439
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 13 | 0 |
| 2001 | 4 | 2 |
| 2002 | 5 | 1 |
| 2003 | 3 | 7 |
| 2004 | 6 | 6 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
| 2007 | 2 | 2 |
| 2008 | 4 | 10 |
| 2009 | 4 | 5 |
| 2010 | 5 | 4 |
| 2011 | 7 | 10 |
| 2012 | 7 | 9 |
| 2013 | 11 | 10 |
| 2014 | 5 | 7 |
| 2015 | 6 | 13 |
| 2016 | 12 | 9 |
| 2017 | 12 | 6 |
| 2018 | 7 | 11 |
| 2019 | 10 | 8 |
| 2020 | 10 | 8 |
| 2021 | 6 | 5 |
| 2022 | 7 | 7 |
| 2023 | 3 | 3 |
| 2024 | 3 | 5 |
| 2025 | 6 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic drop-out and reset of a vacuum interrupter device in a cutout mounting21 Apr 2026US 12,609,257 B2S&C Electric Company
- Motor assembly and circuit breaker comprising same3 Mar 2026US 12,567,545 B2Ls Electric Co., Ltd.
- Operating mechanism for circuit breakers16 Dec 2025US 12,500,052 B2Hitachi Energy Ltd
- Switching assembly with mechanical advantage device26 Aug 2025US 12,400,807 B2Eaton Intelligent Power Limited
- Fault detection in spring-loaded drives of medium-voltage switchgear systems17 Jun 2025US 12,334,283 B2Siemens Aktiengesellschaft
- Energy harvester actuator4 Jun 2026US 2026/0155764 A1Methode Electronics UK Ltd.
- Operating mechanism for a switchgear device8 Jan 2026US 2026/0011513 A1Hitachi Energy Ltd
- Operating mechanism and switching device3 Jul 2025US 2025/0218699 A1Chint Low Voltage Electrical Technology Co., Ltd.
- Operating mechanism and isolating switch19 Jun 2025US 2025/0201495 A1Chint Low Voltage Electrical Technology Co., Ltd.
- High energy spring drive19 Dec 2024US 2024/0420900 A1Hitachi Energy Ltd
Most cited
By later US patents
- Snap acting charge/discharge and open/closed indicators displaying states of electrical switching apparatus93US 5,973,278 AEaton Corporation · 1999
- Plug-in circuit breaker comprising an operating lever for opening and closing of poles44US 6,184,483 B2Schneider Electric SA · 2001
- Plug-in circuit breaker discharge and disengagement energy storage control device used during extraction of breaker40US 6,177,641 B1Schneider Electric SA · 2001
- Spring powered electrical switching apparatus with anti-rollover cam30US 6,437,269 B1Eaton Corporation · 2002
- Molded case electric power switches with cam driven, spring powered open and close mechanism28US 6,015,959 AEaton Corporation · 2000