H01H 33/7046
Having special gas flow directing elements
Official title: {having special gas flow directing elements, e.g. grooves, extensions (H01H33/7053 takes precedence)}
H01H33/7046 (Having special gas flow directing elements) appears on 11 US grants and 10 published applications in this corpus.
Search patents in H01H- Granted patents
- 11
- Published applications
- 10
- Assignees
- 13
- Inventors
- 34
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 3 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circuit breaker comprising an improved gas flow management9 Jun 2026US 12,651,716 B2GE Vernova Infrastructure Technology LLC
- Gas-insulated low- or medium-voltage switch with swirling device28 Jul 2020US 10,727,013 B2ABB Schweiz AG
- Switching chamber for a gas-insulated circuit breaker comprising an optimized thermal channel17 Jul 2018US 10,026,571 B1General Electric Technology GmbH
- Gas-insulated electrical equipment comprising at least one grading shield for ensuring convection exchange16 Feb 2016US 9,263,874 B2ALSTOM Technology Ltd
- Circuit breaker26 Jan 2016US 9,245,700 B2ABB Technology AG
- Circuit breaker23 Apr 2026US 2026/0112557 A1GE Infrastructure Technology LLC
- Hv/mv switch contacts arrangement24 Apr 2025US 2025/0132105 A1
- Gas-insulated high or medium voltage circuit breaker21 Nov 2024US 2024/0387125 A1Hitachi Energy Ltd
- Circuit breaker comprising an improved gas flow management8 Aug 2024US 2024/0266129 A1General Electric Technology GmbH
- Gas-Insulated Low- Or Medium-Voltage Switch With Swirling Device4 Jul 2019US 2019/0206644 A1ABB Schweiz AG
Most cited
By later US patents
- Electrical circuit breaker with self-extinguishing expansion and insulating gas86US 5,057,655 AMerlin Gerin · 1991
- Switchgear5US 9,117,608 B2Mitsubishi Electric Corporation · 2015
- Compressed-gas circuit interrupter having insulated contacts3US 4,181,837 AWestinghouse Electric Corp. · 1980
- Gas circuit breaker2US 9,165,732 B2Mitsubishi Electric Corporation · 2015
- Switching chamber for a gas-insulated circuit breaker comprising an optimized thermal channel1US 10,026,571 B1General Electric Technology GmbH · 2018