H03K 17/042
By feedback from the output circuit to the control circuit
Official title: by feedback from the output circuit to the control circuit {(H03K17/0403, H03K17/0406 take precedence)}
H03K17/042 (By feedback from the output circuit to the control circuit) appears on 489 US grants and 326 published applications in this corpus.
Search patents in H03K- Granted patents
- 489
- Published applications
- 326
- Assignees
- 273
- Inventors
- 874
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 10 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 2 | 0 |
| 1986 | 10 | 0 |
| 1987 | 13 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 4 |
| 2002 | 6 | 5 |
| 2003 | 12 | 6 |
| 2004 | 5 | 5 |
| 2005 | 5 | 5 |
| 2006 | 7 | 11 |
| 2007 | 8 | 12 |
| 2008 | 5 | 8 |
| 2009 | 10 | 10 |
| 2010 | 8 | 2 |
| 2011 | 8 | 3 |
| 2012 | 2 | 8 |
| 2013 | 6 | 4 |
| 2014 | 7 | 15 |
| 2015 | 11 | 14 |
| 2016 | 10 | 19 |
| 2017 | 23 | 16 |
| 2018 | 14 | 21 |
| 2019 | 21 | 14 |
| 2020 | 34 | 30 |
| 2021 | 25 | 27 |
| 2022 | 25 | 22 |
| 2023 | 27 | 32 |
| 2024 | 20 | 10 |
| 2025 | 18 | 14 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transient stabilized SOI FETs25 Aug 2026US 12,721,181 B2pSemi Corporation
- Sensor based power switch control method and sensor based power switch method capable of fast turning on power switches9 Jun 2026US 12,652,034 B2Mediatek Inc.
- Driver device21 Apr 2026US 12,609,691 B2Mitsubishi Electric Corporation
- Rectifier circuit and power supply using same31 Mar 2026US 12,592,651 B2Minebea Power Semiconductor Device Inc.
- Inverter, method of controlling inverter, program of controlling inverter17 Mar 2026US 12,580,494 B2Nabtesco Corporation
- Method and apparatus for controlling adaptive charge-recovery in switching regulator1 Oct 2026US 2026/0303080 A1Airoha Technology Corp.
- Switching Drive Device13 Aug 2026US 2026/0238204 A1Astemo, Ltd.
- Driving circuit for a switching circuit, having improved driving performance25 Jun 2026US 2026/0180426 A1STMicroelectronics International N. V.
- Driving circuit for a switching circuit25 Jun 2026US 2026/0180427 A1STMicroelectronics International N. V.
- Method and circuit arrangement for switch boost current18 Jun 2026US 2026/0172018 A1Analog Devices International Unlimited Company
Most cited
By later US patents
- Modular power supply with PLL control298US 4,783,728 AModular Power Corporation · 1988
- Dual loop voltage regulation circuit of power supply chip133US 7,193,453 B2Leadtrend Technology Corp. · 2007
- High frequency gas discharge lamp dimming ballast74US 4,663,570 ALutron Electronics Co., Inc. · 1987
- Efficient nanosecond pulser with source and sink capability for plasma control applications71US 10,796,887 B2Eagle Harbor Technologies, Inc. · 2020
- Electric load drive apparatus71US 6,545,513 B2Denso Corporation · 2003