H01H 2033/66269
Details relating to the materials used for screens in vacuum switches
Official title: {Details relating to the materials used for screens in vacuum switches}
H01H2033/66269 (Details relating to the materials used for screens in vacuum switches) appears on 32 US grants and 18 published applications in this corpus.
Search patents in H01H- Granted patents
- 32
- Published applications
- 18
- Assignees
- 20
- Inventors
- 77
- 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 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 3 |
| 2016 | 3 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 3 |
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
- Make contact system4 Oct 2022US 11,462,375 B2Siemens Energy Global GmbH & Co. KG
- Network service and transformer safety protector23 Aug 2022US 11,424,611 B2Carte International Inc.
- Composite arc shields for vacuum interrupters and methods for forming same9 Jun 2020US 10,679,806 B2Eaton Intelligent Power Limited
- Non-metal shields and use of foamy materials in vacuum interrupter, and switchgear employing same24 Sep 2026US 2026/0290727 A1
- Welding arc-enduring component to structural or mechanical component for assembly of vacuum interrupter30 Jul 2026US 2026/0221359 A1
- Vacuum Monitored Disconnect Switch26 Feb 2026US 2026/0058079 A1Southern States, LLC
- Medium or high voltage vacuum breaker12 Jun 2025US 2025/0191861 A1Schneider Electric Industries SAS
- Vacuum interrupter assembly, switchgear including vacuum interrupter assembly, and method of configuring vacuum interrupter assembly14 Sep 2023US 2023/0290592 A1ABB Schweiz AG
Most cited
By later US patents
- Arc resistant vapor condensing shield for vacuum-type circuit interrupter13US 4,553,007 AWestinghouse Electric Corp. · 1985
- Vacuum switch12US 4,249,050 ATokyo Shibaura Denki Kabushiki Kaisha · 1981
- Vacuum-type circuit interrupters with condensing shield at a fixed potential relative to the contacts9US 4,002,867 AWestinghouse Electric Corp. · 1977
- Vacuum circuit interrupter contacts and shields9US 5,120,918 AWestinghouse Electric Corp. · 1992
- Vacuum interrupter9US 5,847,347 ASiemens Aktiengesellschaft · 1998