H02B 11/24
Shutters or guards
H02B11/24 (Shutters or guards) appears on 122 US grants and 93 published applications in this corpus.
Search patents in H02B- Granted patents
- 122
- Published applications
- 93
- Assignees
- 40
- Inventors
- 198
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 0 |
| 2007 | 0 | 1 |
| 2008 | 3 | 5 |
| 2009 | 0 | 6 |
| 2010 | 3 | 2 |
| 2011 | 4 | 3 |
| 2012 | 5 | 6 |
| 2013 | 5 | 2 |
| 2014 | 4 | 5 |
| 2015 | 3 | 8 |
| 2016 | 6 | 8 |
| 2017 | 7 | 6 |
| 2018 | 6 | 4 |
| 2019 | 8 | 6 |
| 2020 | 8 | 8 |
| 2021 | 6 | 2 |
| 2022 | 3 | 6 |
| 2023 | 7 | 6 |
| 2024 | 5 | 3 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shutter assembly and switchboard comprising same11 Nov 2025US 12,470,047 B2Ls Electric Co., Ltd.
- Scalable power tap off system15 Apr 2025US 12,278,467 B2Schneider Electric USA, Inc.
- Motor control center (MCC) units with retractable power connector and interlocks including a power connector position interlock1 Apr 2025US 12,266,909 B2Eaton Intelligent Power Limited
- Medium-voltage switchgear system having single phase breaker control23 Jul 2024US 12,046,431 B2Jst Power Equipment, Inc.
- Switchgear system having translatable and rotatable truck and associated method2 Jul 2024US 12,027,829 B2Jst Power Equipment, Inc.
- Switchgear system with independently movable and lockable shutter mechanism16 Jul 2026US 2026/0204881 A1Eaton Intelligent Power Limited
- Shutter assembly and switchboard comprising same1 May 2025US 2025/0141193 A1Ls Electric Co., Ltd.
- Shutter assembly, locking device, switchboard door, and switchboard including same27 Mar 2025US 2025/0105600 A1Ls Electric Co., Ltd.
- Motor control center (mcc) units with retractable power connector and interlocks including a power connector position interlock5 Dec 2024US 2024/0405523 A1Eaton Intelligent Power Limited
- Medium-voltage switchgear system having single phase breaker control29 Aug 2024US 2024/0290559 A1Jst Power Equipment, Inc.
Most cited
By later US patents
- 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
- Safety shutter device for drawout type switch gear54US 5,343,355 AMitsubishi Denki Kabushiki Kaisha · 1994
- Draw-out circuit breaker unit with coordinated cable interlock and shutter48US 5,486,978 AEaton Corporation · 1996
- Motor control center subunit having moveable line contacts and method of manufacture42US 7,688,572 B2Eaton Corporation · 2010