H02H 11/001
In case of incorrect or interrupted earth connection
Official title: {in case of incorrect or interrupted earth connection (disconnection by breaking of earth connection H02H5/105)}
H02H11/001 (In case of incorrect or interrupted earth connection) appears on 80 US grants and 39 published applications in this corpus.
Search patents in H02H- Granted patents
- 80
- Published applications
- 39
- Assignees
- 54
- Inventors
- 137
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 4 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 3 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 1 | 1 |
| 2021 | 6 | 3 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- PE line protection system for power utilization and charging apparatus, and power utilization and charging apparatus23 Sep 2025US 12,424,841 B2Changchun Jetty Automotive Technology Co., Ltd.
- Control unit for an electrical load, in particular for a motor vehicle21 Jan 2025US 12,206,402 B2Hella GmbH & Co. KGaA
- Protective earth (PE) loss detection19 Mar 2024US 11,933,862 B2ABB Schweiz AG
- Detection of loss of neutral or phase5 Mar 2024US 11,921,147 B2Sagemcom Energy & Telecom SAS
- Systems and methods for monitoring voltage of vehicle onboard battery charger7 Jun 2022US 11,353,490 B2Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Power supply system, power conditioning apparatus, and power conditioning system15 May 2025US 2025/0158386 A1Huawei Digital Power Technologies Co., Ltd.
- Pe line protection system for power utilization and charging apparatus, and power utilization and charging apparatus25 Jan 2024US 2024/0030704 A1Changchun Jetty Automotive Technology Co., Ltd.
- Detection of loss of neutral or phase28 Dec 2023US 2023/0417814 A1Sagemcom Energy & Telecom SAS
- Control unit for an electrical load, in particular for a motor vehicle30 Mar 2023US 2023/0095450 A1Hella GmbH & Co. KGaA
- Di-circuit breaker device and operating method for detecting a voltage on the pen conductor13 May 2021US 2021/0143635 A1Heinrich Kopp AG
Most cited
By later US patents
- Ground monitoring system42US 4,228,475 AAMF Incorporated · 1980
- Method for operating parallel auxiliary converters in a rail vehicle41US 10,000,122 B2Siemens Aktiengesellschaft · 2018
- Fault interrupter with interchangeable line load connections41US 7,292,419 B12007
- Ground conductor monitoring system and method38US 4,075,675 AGenoa Coal Company · 1978
- Grounding system and detection circuit for fueling32US 5,159,523 ACornerstone Fuels, Inc. · 1992