H02B 11/04
Isolating-contacts
Official title: Isolating-contacts, e.g. mountings or shieldings
H02B11/04 (Isolating-contacts) appears on 175 US grants and 132 published applications in this corpus.
Search patents in H02B- Granted patents
- 175
- Published applications
- 132
- Assignees
- 64
- Inventors
- 386
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 4 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 2 | 7 |
| 2011 | 1 | 4 |
| 2012 | 8 | 7 |
| 2013 | 5 | 5 |
| 2014 | 11 | 8 |
| 2015 | 7 | 15 |
| 2016 | 7 | 10 |
| 2017 | 13 | 6 |
| 2018 | 16 | 11 |
| 2019 | 6 | 8 |
| 2020 | 5 | 2 |
| 2021 | 5 | 3 |
| 2022 | 2 | 14 |
| 2023 | 10 | 7 |
| 2024 | 10 | 8 |
| 2025 | 5 | 5 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Isolation device for voltage transformer cabinet22 Sep 2026US 12,744,365 B2Schneider Electric Industries SAS
- Vacuum circuit breaker26 May 2026US 12,640,321 B2Ls Electric Co., Ltd.
- Monitoring, control and protection system for electrical conductor using rogowski coil and capacitive voltage divider integrated into a compact unit24 Feb 2026US 12,560,649 B2
- Bushing for a medium voltage switchgear10 Feb 2026US 12,548,698 B2ABB Schweiz AG
- Vacuum circuit breaker5 Aug 2025US 12,381,053 B2Ls Electric Co., Ltd.
- Lapless main circuit connection structure and unit assembly5 Mar 2026US 2026/0066624 A1Changzhou Xinyuanxing Electrical Appliances Co., Ltd
- Low resistance power connector26 Feb 2026US 2026/0058390 A1Schneider Electric USA, Inc.
- Isolation Structure For Electrical Device23 Oct 2025US 2025/0329998 A1Zhuhai Shengchang Electronics Co., Ltd.
- High-voltage and high-current laminated bus line and preparation method thereof7 Aug 2025US 2025/0253625 A1Hefei Institute of Physical Science, Chinese Academy of Sciences
- Monitoring, Control and Protection System for Electrical Conductor Using Rogowski Coil and Capacitive Voltage Divider Integrated into a Compact Unit12 Jun 2025US 2025/0189584 A1
Most cited
By later US patents
- Electrical connector135US 4,867,713 AKabushiki Kaisha Toshiba · 1989
- Bus bar connector assembly76US 4,845,589 AAMP Incorporated · 1989
- Connector assembly for a motor control unit54US 5,510,960 ASquare D Company · 1996
- Low resistance electrical connecting assembly52US 4,810,213 ASquare D Company · 1989
- Circuit breaker contact assembly45US 5,025,121 ASiemens Energy & Automation, Inc. · 1991