H03K 17/08122
In field-effect transistor switches
Official title: {in field-effect transistor switches}
H03K17/08122 (In field-effect transistor switches) appears on 794 US grants and 783 published applications in this corpus.
Search patents in H03K- Granted patents
- 794
- Published applications
- 783
- Assignees
- 373
- Inventors
- 1,625
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 4 |
| 2003 | 10 | 15 |
| 2004 | 8 | 12 |
| 2005 | 8 | 11 |
| 2006 | 11 | 17 |
| 2007 | 11 | 10 |
| 2008 | 7 | 23 |
| 2009 | 15 | 16 |
| 2010 | 18 | 9 |
| 2011 | 10 | 18 |
| 2012 | 11 | 10 |
| 2013 | 17 | 10 |
| 2014 | 15 | 13 |
| 2015 | 8 | 15 |
| 2016 | 17 | 19 |
| 2017 | 19 | 38 |
| 2018 | 32 | 45 |
| 2019 | 57 | 54 |
| 2020 | 59 | 66 |
| 2021 | 52 | 63 |
| 2022 | 53 | 57 |
| 2023 | 63 | 60 |
| 2024 | 52 | 97 |
| 2025 | 82 | 54 |
| 2026 | 48 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pulsed transistor driver circuit6 Oct 2026US 12,756,292 B2Texas Instruments Incorporated
- Driving circuit, voltage converter and control method thereof6 Oct 2026US 12,756,314 B2PowerX Semiconductor Corporation
- Driver circuit with temperature detection circuit6 Oct 2026US 12,756,385 B2Fuji Electric Co., Ltd.
- Protection unit, ADC module and system29 Sep 2026US 12,749,891 B2ABB Schweiz AG
- Current sensing implementation for common-drain, back-to-back power switches in vertical FET technology29 Sep 2026US 12,750,047 B2Infineon Technologies Americas Corp.
- Discharging of a damping capacitor8 Oct 2026US 2026/0312581 A1ams-OSRAM AG
- Gate driver circuits and bridge driver circuits for power switches1 Oct 2026US 2026/0303081 A1Monolithic Power Systems, Inc.
- Gate driver circuit1 Oct 2026US 2026/0303082 A1Rohm Co., Ltd.
- System and method for preventing damage to switches for an amplifier in a vehicle24 Sep 2026US 2026/0291204 A1Harman Becker Automotive Systems GmbH
- Method for operating an electric circuit17 Sep 2026US 2026/0280548 A1Infineon Technologies AG
Most cited
By later US patents
- Protective circuit and device for metal-oxide-semiconductor field effect transistor and method for fabricating the device108US 4,086,642 AHitachi, Ltd. · 1978
- Integrated circuit high voltage protection84US 4,605,980 AZilog, Inc. · 1986
- Driver for a power converter and a method of driving a switch thereof76US 7,330,017 B2Enpirion, Inc. · 2008
- Control circuit for a depletion mode switch and method of operating the same70US 7,385,375 B2ColdWatt, Inc. · 2008
- Power converter with voltage drive switching device monitored by device parameters and electric parameters67US 5,929,665 AKabushiki Kaisha Toshiba · 1999