H02H 11/003
Using a field effect transistor as protecting element in one of the
Official title: {using a field effect transistor as protecting element in one of the supply lines}
H02H11/003 (Using a field effect transistor as protecting element in one of the) appears on 149 US grants and 126 published applications in this corpus.
Search patents in H02H- Granted patents
- 149
- Published applications
- 126
- Assignees
- 135
- Inventors
- 320
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 6 |
| 2003 | 5 | 4 |
| 2004 | 5 | 6 |
| 2005 | 7 | 1 |
| 2006 | 2 | 2 |
| 2007 | 2 | 3 |
| 2008 | 2 | 2 |
| 2009 | 1 | 4 |
| 2010 | 2 | 5 |
| 2011 | 4 | 5 |
| 2012 | 4 | 0 |
| 2013 | 3 | 5 |
| 2014 | 1 | 7 |
| 2015 | 6 | 3 |
| 2016 | 4 | 7 |
| 2017 | 9 | 11 |
| 2018 | 8 | 6 |
| 2019 | 8 | 6 |
| 2020 | 7 | 9 |
| 2021 | 10 | 8 |
| 2022 | 6 | 5 |
| 2023 | 4 | 5 |
| 2024 | 5 | 5 |
| 2025 | 4 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electrical wiring device with wiring detection and correction10 Feb 2026US 12,549,002 B2Pass & Seymour, Inc.
- Power supply circuit for preventing internal breakdown20 Jan 2026US 12,531,484 B2Kabushiki Kaisha Toshiba
- Protection circuit for preventing misconnection at input end and photovoltaic power generation system16 Dec 2025US 12,500,546 B2Huawei Technologies Co., Ltd.
- Electrical wiring device with wiring detection and correction24 Sep 2026US 2026/0291223 A1Pass & Seymour, Inc.
- Power supply circuit for preventing internal breakdown30 Apr 2026US 2026/0121537 A1Kabushiki Kaisha Toshiba
- Light emitting module, vehicle lighting device, and vehicle lamp5 Mar 2026US 2026/0063261 A1Toshiba Lighting & Technology Corporation
- Power Access System, Power Supply Apparatus, and Power-Consuming Apparatus11 Dec 2025US 2025/0379442 A1Huawei Technologies Co., Ltd.
- System including an ideal diode circuit for negative transient protection6 Nov 2025US 2025/0343409 A1Connaught Electronics Ltd.
Most cited
By later US patents
- Battery reversal protection1,091US 4,423,456 AMedtronic, Inc. · 1983
- Load circuit having extended reverse voltage protection75US 6,154,081 ADelphi Technologies, Inc. · 2000
- Floating drive technique for reverse battery protection63US 5,539,610 ASiliconix Incorporated · 1996
- Circuit simulating a diode62US 6,469,564 B1Minebea Co., Ltd. · 2002
- Reverse battery protection device containing power MOSFET59US 5,517,379 ASiliconix Incorporated · 1996