H01H 2009/526
Of the high voltage switches
Official title: {of the high voltage switches}
H01H2009/526 (Of the high voltage switches) appears on 56 US grants and 50 published applications in this corpus.
Search patents in H01H- Granted patents
- 56
- Published applications
- 50
- Assignees
- 32
- Inventors
- 186
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 4 |
| 2009 | 2 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 5 |
| 2013 | 2 | 3 |
| 2014 | 4 | 3 |
| 2015 | 3 | 2 |
| 2016 | 3 | 3 |
| 2017 | 3 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 3 |
| 2020 | 5 | 1 |
| 2021 | 1 | 2 |
| 2022 | 4 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 3 |
| 2025 | 1 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Subsea substation system with one enclosure having separate thermal zones13 May 2025US 12,300,978 B2ABB Schweiz AG
- Cooling apparatus for a medium voltage or high voltage switchgear12 Mar 2024US 11,927,398 B2ABB Schweiz AG
- Electric pole part apparatus12 Dec 2023US 11,842,877 B2ABB Schweiz AG
- System for controlling and cooling gas of circuit breaker and method thereof24 Oct 2023US 11,798,761 B2Technologies Mindcore Inc.
- Heat sink for a high voltage switchgear6 Dec 2022US 11,521,807 B2ABB Schweiz AG
- Gas-insulated apparatus6 Aug 2026US 2026/0229856 A1Mitsubishi Electric Corporation
- Circuit Breaker19 Mar 2026US 2026/0081087 A1ABB Schweiz AG
- High voltage electrically insulated thermally conductive bypass heat spreader22 May 2025US 2025/0166940 A1Eaton Intelligent Power Limited
- Air cooled disconnector provided with cooling slots17 Apr 2025US 2025/0125103 A1GE Infrastructure Technology LLC
- Electrical switchgear with improved cooling17 Apr 2025US 2025/0125593 A1
Most cited
By later US patents
- Medium tension circuit-breaker for indoor or outdoor use101US 5,350,892 AGEC Alsthom SA · 1994
- Solid insulator-type vacuum switch gear35US 4,618,749 AVEB Otto Buchwitz Starkstrom Anlagebau Dresden · 1986
- Self-disconnecting circuit-breaker for medium tension, and use thereof in a medium-tension station or bay24US 5,321,221 AGEC Alsthom SA · 1994
- Medium voltage breaker conductor with an electrically efficient contour16US 9,767,978 B1Eaton Corporation · 2017
- Electrical contactor arrangement with thermal management15US 9,153,946 B2Hamilton Sundstrand Corporation · 2015