H01H 2033/66284
Details relating to the electrical field properties of screens in vacuum switches
Official title: {Details relating to the electrical field properties of screens in vacuum switches}
H01H2033/66284 (Details relating to the electrical field properties of screens in vacuum switches) appears on 43 US grants and 42 published applications in this corpus.
Search patents in H01H- Granted patents
- 43
- Published applications
- 42
- Assignees
- 30
- Inventors
- 104
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
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| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 4 |
| 2006 | 0 | 2 |
| 2007 | 3 | 1 |
| 2008 | 0 | 5 |
| 2009 | 1 | 1 |
| 2010 | 3 | 4 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 2 | 3 |
| 2014 | 2 | 1 |
| 2015 | 3 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vacuum interrupter29 Apr 2025US 12,288,656 B2Mitsubishi Electric Corporation
- Vacuum interrupter assembly, switchgear including vacuum interrupter assembly, and method of configuring vacuum interrupter assembly28 Jan 2025US 12,211,659 B2ABB Schweiz AG
- Vacuum interrupter2 Jan 2024US 11,862,417 B2Meidensha Corporation
- Vacuum interrupter and high-voltage switching assembly27 Sep 2022US 11,456,133 B2Siemens Energy Global GmbH & Co. KG
- Insulation arrangement for a high or medium voltage assembly23 Feb 2021US 10,930,454 B2Siemens Aktiengesellschaft
- Vacuum Circuit Breaker and Heat Transfer Assembly Therefor28 May 2026US 2026/0148914 A1Mitsubishi Electric Power Products, Inc.
- Vacuum interrupter for switching voltages21 May 2026US 2026/0142104 A1Siemens Energy Global GmbH & Co. KG
- Medium or high voltage vacuum breaker12 Jun 2025US 2025/0191861 A1Schneider Electric Industries SAS
- Vacuum interrupter15 May 2025US 2025/0157761 A1Mitsubishi Electric Corporation
- Vacuum switching unit and vacuum circuit breaker7 Nov 2024US 2024/0371584 A1Siemens Energy Global GmbH & Co. KG
Most cited
By later US patents
- Solid insulator-type vacuum switch gear35US 4,618,749 AVEB Otto Buchwitz Starkstrom Anlagebau Dresden · 1986
- Shielded encapsulated vacuum interrupter24US 7,285,743 B2G & W Electric Company · 2007
- Insulation of a switchgear device of vacuum cartridge type by insert moulding17US 8,178,812 B2Schneider Electric Industries SAS · 2012
- Vapor shield for vacuum interrupters16US 5,929,411 AEaton Corporation · 1999
- Vacuum switch12US 4,249,050 ATokyo Shibaura Denki Kabushiki Kaisha · 1981