H02H 9/042
Comprising means to limit the absorbed power or indicate damaged over-voltage protection
Official title: {comprising means to limit the absorbed power or indicate damaged over-voltage protection device}
H02H9/042 (Comprising means to limit the absorbed power or indicate damaged over-voltage protection) appears on 566 US grants and 535 published applications in this corpus.
Search patents in H02H- Granted patents
- 566
- Published applications
- 535
- Assignees
- 393
- Inventors
- 1,322
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 17 | 0 |
| 2000 | 16 | 0 |
| 2001 | 15 | 3 |
| 2002 | 10 | 14 |
| 2003 | 14 | 11 |
| 2004 | 11 | 7 |
| 2005 | 5 | 12 |
| 2006 | 7 | 17 |
| 2007 | 8 | 14 |
| 2008 | 6 | 13 |
| 2009 | 9 | 19 |
| 2010 | 6 | 5 |
| 2011 | 14 | 19 |
| 2012 | 16 | 19 |
| 2013 | 12 | 28 |
| 2014 | 19 | 21 |
| 2015 | 18 | 23 |
| 2016 | 19 | 28 |
| 2017 | 20 | 20 |
| 2018 | 22 | 34 |
| 2019 | 30 | 36 |
| 2020 | 27 | 35 |
| 2021 | 39 | 23 |
| 2022 | 31 | 28 |
| 2023 | 31 | 30 |
| 2024 | 25 | 30 |
| 2025 | 18 | 26 |
| 2026 | 14 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Current transformer sensing with saturation protection25 Aug 2026US 12,719,260 B2Hamilton Sundstrand Corporation
- Device and method for protecting a harvesting circuit and/or enabling energy harvesting25 Aug 2026US 12,719,265 B2Hitachi Energy Ltd
- High-impedance bus differential protection28 Jul 2026US 12,695,296 B2Schweitzer Engineering Laboratories, Inc.
- Voltage clamping circuit for solid state circuit breakers21 Jul 2026US 12,689,209 B2ABB Schweiz AG
- Protection device for voltage-limiting elements of a low-voltage line that extends out of a vehicle high-voltage region14 Jul 2026US 12,679,213 B2Schaeffler Technologies AG & Co. KG
- Discharging of a damping capacitor8 Oct 2026US 2026/0312581 A1ams-OSRAM AG
- Deterioration diagnosis method and deterioration diagnosis device, for varistor24 Sep 2026US 2026/0287635 A1KYOCERA Document Solutions Inc.
- Integrated circuit24 Sep 2026US 2026/0291220 A1NXP B. V.
- Electrostatic discharge protection circuit for a device utilizing power line communication6 Aug 2026US 2026/0229883 A1Agi Suretrack LLC
- Method, device and arrangement for surge protection6 Aug 2026US 2026/0229987 A1
Most cited
By later US patents
- Surge protection device129US 4,901,183 AWorld Products, Inc. · 1990
- Power line transient surge suppressor123US 4,587,588 APerma Power Electronics, Inc. · 1986
- Surge protector for vehicular traffic monitoring equipment106US 5,353,189 A1994
- Surge suppressor101US 6,188,557 B1TII Industries, Inc. · 2001
- Devices and methods for protection of rechargeable elements96US 6,331,763 B1Tyco Electronics Corporation · 2001