H01H 2033/908
Using valves for regulating communication between
Official title: {using valves for regulating communication between, e.g. arc space, hot volume, compression volume, surrounding volume}
H01H2033/908 (Using valves for regulating communication between) appears on 56 US grants and 40 published applications in this corpus.
Search patents in H01H- Granted patents
- 56
- Published applications
- 40
- Assignees
- 32
- Inventors
- 129
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 3 | 4 |
| 2012 | 3 | 0 |
| 2013 | 2 | 2 |
| 2014 | 2 | 4 |
| 2015 | 2 | 2 |
| 2016 | 4 | 2 |
| 2017 | 0 | 2 |
| 2018 | 4 | 4 |
| 2019 | 2 | 0 |
| 2020 | 1 | 4 |
| 2021 | 3 | 0 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
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
- Electrical switching device25 Nov 2025US 12,482,618 B2Hitachi Energy Ltd
- Dividing a heating volume of a power circuit16 Jul 2024US 12,040,143 B2Siemens Energy Global GmbH & Co. KG
- Electrical switching device2 Jul 2024US 12,027,329 B2Siemens Energy Global GmbH & Co. KG
- Gas circuit breaker19 Sep 2023US 11,764,012 B2Kabushiki Kaisha Toshiba
- Circuit breaker comprising an improved gas flow management8 Aug 2024US 2024/0266129 A1General Electric Technology GmbH
- Electrical switching device28 Dec 2023US 2023/0420203 A1Hitachi Energy Switzerland AG
- Gas circuit breaker6 Oct 2022US 2022/0319787 A1Kabushiki Kaisha Toshiba
- Dividing a heating volume of a power circuit15 Sep 2022US 2022/0293366 A1Siemens Energy Global GmbH & Co. KG
- Electrical switching device15 Sep 2022US 2022/0293370 A1Siemens Energy Global GmbH & Co. KG
Most cited
By later US patents
- Power breaker20US 5,902,978 AAsea Brown Boveri AG · 1999
- Arc quenching arrangement for a gas flow circuit breaker14US 3,975,602 ASiemens Aktiengesellschaft · 1976
- High voltage circuit-interrupters12US 4,070,558 AReyrolle Parsons Limited · 1978
- Compressed gas, high tension circuit breaker, with operating energy assisted by the thermal effect of the arc11US 4,650,941 AAlsthom · 1987
- Arc quenching arrangement9US 3,940,583 ASiemens Aktiengesellschaft · 1976