H02H 5/105
Responsive to deterioration or interruption of earth connection
Official title: {responsive to deterioration or interruption of earth connection (for preventing switching-on H02H11/001)}
H02H5/105 (Responsive to deterioration or interruption of earth connection) appears on 122 US grants and 116 published applications in this corpus.
Search patents in H02H- Granted patents
- 122
- Published applications
- 116
- Assignees
- 98
- Inventors
- 219
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 4 |
| 2003 | 5 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 3 |
| 2007 | 2 | 8 |
| 2008 | 0 | 0 |
| 2009 | 4 | 3 |
| 2010 | 2 | 3 |
| 2011 | 0 | 5 |
| 2012 | 4 | 5 |
| 2013 | 4 | 3 |
| 2014 | 3 | 9 |
| 2015 | 3 | 5 |
| 2016 | 1 | 5 |
| 2017 | 9 | 5 |
| 2018 | 8 | 7 |
| 2019 | 2 | 6 |
| 2020 | 6 | 3 |
| 2021 | 7 | 7 |
| 2022 | 7 | 5 |
| 2023 | 7 | 8 |
| 2024 | 4 | 6 |
| 2025 | 3 | 6 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch device31 Mar 2026US 12,592,695 B2Autonetworks Technologies, Ltd.
- Power supply apparatus24 Mar 2026US 12,587,029 B2Denso Corporation
- Method and system for monitoring impedance in a conductor10 Mar 2026US 12,571,824 B2Hella GmbH & Co. KGaA
- Ground fault interrupting system for HVAC equipment10 Feb 2026US 12,548,994 B2Schneider Electric USA, Inc.
- Circuit breaker for monitoring power line8 Jul 2025US 12,354,772 B2Foshan Longway Electron Co.,Ltd.
- Method and apparatus for carrying out protective earth monitoring on electrical installations or electrical devices28 May 2026US 2026/0147065 A1Fresenius Medical Care Deutschland GmbH
- Method and devices for testing and monitoring the continuity of a pen conductor for a three-phase tn-c-s power supply system30 Apr 2026US 2026/0118445 A1Bender GmbH & Co. KG
- Voltage-based disconnection of electrical vehicle supply equipment8 Jan 2026US 2026/0008373 A1Greentec International Limited
- Battery charging device and method of controlling a battery charging device13 Nov 2025US 2025/0350143 A1
- Electronic apparatus, non-transitory computer readable medium storing program, and method25 Sep 2025US 2025/0298090 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Method of monitoring ESC levels and protective devices utilizing the method242US 6,762,917 B1NOVX Corporation · 2004
- Surge suppressor101US 6,188,557 B1TII Industries, Inc. · 2001
- Control system for bathers94US 6,590,188 B2Balboa Instruments, Inc. · 2003
- Control system for bathers93US 6,282,370 B1Balboa Instruments, Inc. · 2001
- Surge suppressor87US 6,252,754 B1TZI Industries, Inc. · 2001