H03K 17/732
Measures for enabling turn-off
H03K17/732 (Measures for enabling turn-off) appears on 72 US grants and 20 published applications in this corpus.
Search patents in H03K- Granted patents
- 72
- Published applications
- 20
- Assignees
- 44
- Inventors
- 126
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 3 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Analog dynamic triac firing circuit15 Apr 2025US 12,278,578 B2Whirlpool Corporation
- Soft turn-off active clamp protection circuit and power system26 Nov 2024US 12,155,201 B2Sunwoda Mobility Energy Technology Co., Ltd.
- Soft handover in a coupled dual-oscillator system10 Sep 2024US 12,088,289 B2Texas Instruments Incorporated
- Startup protection for standby amplifiers31 Oct 2023US 11,804,832 B2Micron Technology, Inc.
- Shared resonant turn off circuit22 Feb 2022US 11,258,296 B1ABB Schweiz AG
- Solid-state bidirectional switch with soft switching26 Feb 2026US 2026/0058646 A1University of Connecticut
- Power electronics device8 Jan 2026US 2026/0012174 A1Infineon Technologies Austria AG
- Analog dynamic triac firing circuit23 May 2024US 2024/0171105 A1Whirlpool Corporation
- Soft turn-off active clamp protection circuit and power system7 Sep 2023US 2023/0283067 A1Sunwoda Electric Vehicle Battery Co., Ltd.
- Light source device and measurement apparatus3 Aug 2023US 2023/0243934 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Driver circuits for emitter switch gate turn-off SCR devices52US 4,581,542 AGeneral Electric Company · 1986
- Turn-on/off driving technique for insulated gate thyristor32US 4,959,703 AKabushiki Kaisha Toshiba · 1990
- Diode-assisted gate turn-off thyristor30US 6,426,666 B1Virginia Tech Intellectual Properties, Inc. · 2002
- Semiconductor switch having a disconnectible thyristor16US 4,581,543 ASiemens Aktiengesellschaft · 1986
- Self-latching H-bridge system and apparatus16US 6,617,913 B1Unisys Corporation · 2003