H03L 5/02
Automatic control of voltage, current, or power: of power
Official title: of power
H03L5/02 (Automatic control of voltage, current, or power: of power) appears on 134 US grants and 97 published applications in this corpus.
Search patents in H03L- Granted patents
- 134
- Published applications
- 97
- Assignees
- 88
- Inventors
- 190
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 4 |
| 2008 | 3 | 2 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 6 | 3 |
| 2012 | 10 | 2 |
| 2013 | 6 | 7 |
| 2014 | 12 | 14 |
| 2015 | 15 | 12 |
| 2016 | 6 | 5 |
| 2017 | 9 | 6 |
| 2018 | 7 | 9 |
| 2019 | 13 | 9 |
| 2020 | 11 | 6 |
| 2021 | 4 | 6 |
| 2022 | 3 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Power down circuit and power down method21 Oct 2025US 12,451,890 B2Nanya Technology Corporation
- Apparatus and method for minimum energy tracking loop21 Nov 2023US 11,824,546 B2Research & Business Foundation Sungkyunkwan University
- Power supply for voltage controlled oscillators with automatic gain control14 Mar 2023US 11,606,096 B2Huawei Technologies Co., Ltd.
- Oscillator circuit with two current supplies17 May 2022US 11,336,230 B2Nordic Semiconductor ASA
- Intelligent voltage regulator1 Feb 2022US 11,237,578 B2Tamiras Per Pte. Ltd., LLC
- Power down circuit and power down method26 Sep 2024US 2024/0322684 A1Nanya Technology Corporation
- Apparatus and method for minimum energy tracking loop14 Jul 2022US 2022/0224341 A1Research & Business Foundation Sungkyunkwan University
- Oscillator circuit with two current supplies2 Sep 2021US 2021/0273610 A1Nordic Semiconductor ASA
- Resonant machine learning algorithms, architecture and applications29 Jul 2021US 2021/0232977 A1Washington University
- Intelligent voltage regulator22 Jul 2021US 2021/0223808 A1Tamiras Per Pte. Ltd., LLC
Most cited
By later US patents
- Electrosurgical generator with adaptive power control2,388US 6,033,399 AValleylab, Inc. · 2000
- Electrosurgical generator with adaptive power control1,848US 6,228,080 B1Sherwood Services AG · 2001
- High-frequency generator with automatic power-control for high-frequency surgery186US 4,818,954 AKarl Storz Endoscopy-America, Inc. · 1989
- Ratiometric autotuning algorithm for RF plasma generator101US 6,020,794 AENI Technologies, Inc. · 2000
- System and method for automatic tuning of a magnetic field generator75US 7,015,769 B2Alfred E. Mann Foundation for Scientific Research · 2006