H02H 11/007
Involving automatic switching for adapting the protected apparatus to the supply voltage
Official title: {involving automatic switching for adapting the protected apparatus to the supply voltage}
H02H11/007 (Involving automatic switching for adapting the protected apparatus to the supply voltage) appears on 32 US grants and 23 published applications in this corpus.
Search patents in H02H- Granted patents
- 32
- Published applications
- 23
- Assignees
- 27
- Inventors
- 56
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 3 |
| 2006 | 4 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 3 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Restart protection device6 Oct 2026US 12,756,184 B2Metabowerke GmbH
- Device and method for detecting a voltage drop17 Mar 2026US 12,578,365 B2Metabowerke GmbH
- Method and device for controlling at least one circuit breaker of a power system12 Sep 2023US 11,757,282 B2Hitachi Energy Switzerland AG
- Power supply device and display device12 Apr 2022US 11,303,119 B2Chongqing Hkc Optoelectronics Technology Co., Ltd.
- Apparatus for protecting a home appliance from false activation1 Jun 2021US 11,025,449 B2
- Automotive-grade chip, protection circuit, and vehicle-mounted circuit3 Jul 2025US 2025/0219398 A1Zhuhai Nanxin Semiconductor Technology Co., Ltd.
- Device and method for detecting a voltage drop28 Mar 2024US 2024/0103048 A1Metabowerke GmbH
- Arc suppression pre-charge circuit7 Dec 2023US 2023/0396052 A1Yazaki North America, Inc.
- Method and device for controlling at least one circuit breaker of a power system3 Feb 2022US 2022/0037879 A1ABB Power Grids Switzerland AG
- Restart protection device9 Dec 2021US 2021/0384724 A1Metabowerke GmbH
Most cited
By later US patents
- Thermoelectric apparatus for use with multiple power sources and method of operation102US 5,576,512 AMarlow Industries, Inc. · 1996
- Arc welder50US 5,272,313 ASansha Electric Manufacturing Company, Limited · 1993
- Image forming apparatus utilizing an AC voltage control circuit22US 5,229,577 AFuji Xerox Co., Ltd. · 1993
- Voltage sensing, autoselecting aircraft power supply interface20US 5,499,187 AArinc Research Corporation · 1996
- Systems and methods for diagnostic current shunt and overcurrent protection (OCP) for power supplies18US 9,906,143 B1Dell Products L. P. · 2018