H02H 1/043
To inrush currents
Official title: {to inrush currents (H02H1/046 takes precedence; differential protection of transformers H02H7/045)}
H02H1/043 (To inrush currents) appears on 119 US grants and 98 published applications in this corpus.
Search patents in H02H- Granted patents
- 119
- Published applications
- 98
- Assignees
- 108
- Inventors
- 319
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 3 |
| 2003 | 4 | 1 |
| 2004 | 4 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 5 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 3 |
| 2014 | 3 | 4 |
| 2015 | 1 | 2 |
| 2016 | 4 | 4 |
| 2017 | 5 | 6 |
| 2018 | 4 | 6 |
| 2019 | 5 | 6 |
| 2020 | 9 | 10 |
| 2021 | 7 | 0 |
| 2022 | 5 | 6 |
| 2023 | 4 | 4 |
| 2024 | 4 | 8 |
| 2025 | 5 | 10 |
| 2026 | 5 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Techniques for using an energy storage system as soft starter for large inductive devices25 Aug 2026US 12,719,263 B2Caterpillar Inc.
- Battery pack controller and control method19 May 2026US 12,633,818 B2Semiconductor Components Industries, LLC
- System for monitoring field device14 Apr 2026US 12,603,488 B2Beckhoff Automation GmbH
- Reducing inrush current to a capacitor bank24 Feb 2026US 12,562,564 B2ABB Schweiz AG
- Circuit breaker using semiconductor6 Jan 2026US 12,519,468 B2Ls Electric Co., Ltd.
- Extended voltage operating ranges of power supplies1 Oct 2026US 2026/0302763 A1Itron, Inc.
- System and method for preventing damage to switches for an amplifier in a vehicle24 Sep 2026US 2026/0291204 A1Harman Becker Automotive Systems GmbH
- System and method for protecting an actuating electronic system against an over-current17 Sep 2026US 2026/0280266 A1
- Systems and methods for differentiating between inrush current and short circuit current30 Jul 2026US 2026/0221747 A1Rockwell Automation Technologies, Inc.
- Pre-charge short circuit detection for use in solid state protection systems23 Jul 2026US 2026/0213521 A1Littelfuse, Inc.
Most cited
By later US patents
- Electronic circuit breaker with protection against sputtering arc faults and ground faults252US 5,224,006 AWestinghouse Electric Corp. · 1993
- Arc fault detector with circuit interrupter222US 6,433,978 B1Leviton Manufacturing Co., Inc. · 2002
- Low cost apparatus for detecting arcing faults and circuit breaker incorporating same166US 5,691,869 AEaton Corporation · 1997
- Circuit breaker with integrated control features116US 5,875,087 A1999
- Arc fault detector with circuit interrupter84US 6,088,205 ALeviton Manufacturing Co., Inc. · 2000