H02B 11/00
Switchgear having carriage withdrawable for isolation
H02B11/00 (Switchgear having carriage withdrawable for isolation) appears on 844 US grants and 591 published applications in this corpus.
Search patents in H02B- Granted patents
- 844
- Published applications
- 591
- Assignees
- 181
- Inventors
- 1,310
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 20 | 0 |
| 1978 | 11 | 0 |
| 1979 | 9 | 0 |
| 1980 | 13 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 17 | 0 |
| 1985 | 10 | 0 |
| 1986 | 3 | 0 |
| 1987 | 16 | 0 |
| 1988 | 18 | 0 |
| 1989 | 13 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 13 | 0 |
| 2001 | 15 | 5 |
| 2002 | 15 | 11 |
| 2003 | 8 | 3 |
| 2004 | 4 | 11 |
| 2005 | 8 | 6 |
| 2006 | 18 | 10 |
| 2007 | 4 | 1 |
| 2008 | 4 | 18 |
| 2009 | 8 | 21 |
| 2010 | 14 | 32 |
| 2011 | 20 | 23 |
| 2012 | 36 | 36 |
| 2013 | 31 | 19 |
| 2014 | 31 | 29 |
| 2015 | 20 | 43 |
| 2016 | 40 | 50 |
| 2017 | 53 | 45 |
| 2018 | 53 | 41 |
| 2019 | 37 | 26 |
| 2020 | 30 | 28 |
| 2021 | 26 | 14 |
| 2022 | 15 | 37 |
| 2023 | 33 | 29 |
| 2024 | 29 | 26 |
| 2025 | 27 | 19 |
| 2026 | 10 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02B 11/12Switchgear having carriage withdrawable for isolation: with isolation by horizontal withdrawal482
- H02B 11/02Details296
- H02B 11/24Shutters or guards122
- H02B 11/26Arrangements of fuses, resistors, voltage arresters or the like94
- H02B 11/28Earthing arrangements39
- H02B 11/18Switchgear having carriage withdrawable for isolation: with isolation by vertical withdrawal9
Recent patents
- Electrical contact assembly having conductive clamp assembly and associated methods6 Oct 2026US 12,756,163 B2Jst Power Equipment, Inc.
- Isolation device for voltage transformer cabinet22 Sep 2026US 12,744,365 B2Schneider Electric Industries SAS
- Worksite power distribution box18 Aug 2026US 12,712,342 B2Milwaukee Electric Tool Corporation
- Interlock module, circuit breaker movement unit and switchboard comprising same21 Jul 2026US 12,689,190 B2Ls Electric Co., Ltd.
- Busbar chamber arc-striking assembly and electric cabinet14 Jul 2026US 12,683,363 B2Schneider Electric Industries SAS
- Electric power device, and device for moving circuit breaker for electric power device13 Aug 2026US 2026/0237982 A1Ls Electric Co., Ltd.
- Switchgear system with independently movable and lockable shutter mechanism16 Jul 2026US 2026/0204881 A1Eaton Intelligent Power Limited
- Truck device of circuit breaker28 May 2026US 2026/0149244 A1Ls Electric Co., Ltd.
- Interlock module, circuit breaker movement unit and switchboard comprising same30 Apr 2026US 2026/0121387 A1Ls Electric Co., Ltd.
- Electrical cabinet12 Mar 2026US 2026/0073179 A1Schneider (Xi'an) Innovation Technology Co., Ltd.
Most cited
By later US patents
- Electrical connector135US 4,867,713 AKabushiki Kaisha Toshiba · 1989
- Draw-out molded case circuit breaker94US 5,334,808 A1994
- Sulfur hexafluoride isolating circuit-breaker and use thereof in prefabricated stations, substations, and bays94US 5,357,068 AGEC Alsthom SA · 1994
- Control center with insulated bus bars85US 4,024,441 AWestinghouse Electric Corp. · 1977
- Bus bar connector assembly76US 4,845,589 AAMP Incorporated · 1989