H10D 18/021
Of bidirectional devices
Official title: {of bidirectional devices, e.g. triacs}
H10D18/021 (Of bidirectional devices) appears on 52 US grants and 60 published applications in this corpus.
Search patents in H10D- Granted patents
- 52
- Published applications
- 60
- Assignees
- 27
- Inventors
- 86
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 3 | 4 |
| 2014 | 6 | 7 |
| 2015 | 5 | 4 |
| 2016 | 6 | 7 |
| 2017 | 6 | 5 |
| 2018 | 3 | 4 |
| 2019 | 2 | 1 |
| 2020 | 1 | 2 |
| 2021 | 3 | 6 |
| 2022 | 2 | 2 |
| 2023 | 5 | 3 |
| 2024 | 4 | 5 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High noise immunity TRIAC structure6 Oct 2026US 12,757,421 B2Littelfuse Semiconductor (Wuxi) Co., Ltd.
- Thyristor, triac and transient-voltage-suppression diode manufacturing18 Feb 2025US 12,230,698 B2STMicroelectronics (Tours) SAS
- System and method for bi-directional trench power switches19 Nov 2024US 12,148,819 B2Ideal Power Inc.
- Thyristor assembly25 Jun 2024US 12,021,138 B2Littelfuse, Inc.
- Ruggedized symmetrically bidirectional bipolar power transistor7 May 2024US 11,978,788 B2Ideal Power Inc.
- Electronic component28 Aug 2025US 2025/0275162 A1STMicroelectronics International N. V.
- Triac gate design for commutation sensitivity trade off improvement5 Dec 2024US 2024/0405111 A1STMicroelectronics International N. V.
- Forming of an electronic power component8 Aug 2024US 2024/0266423 A1STMicroelectronics International N. V.
- High noise immunity triac structure4 Jul 2024US 2024/0222481 A1Littelfuse Semiconductor (Wuxi) Co., Ltd.
- Triac device with high commutating capability20 Jun 2024US 2024/0204088 A1Littelfuse Semiconductor (Wuxi) Co., Ltd.
Most cited
By later US patents
- Junction-isolated blocking voltage devices with integrated protection structures and methods of forming the same59US 8,796,729 B2Analog Devices, Inc. · 2014
- Apparatus and method for transient electrical overstress protection55US 8,466,489 B2Analog Devices, Inc. · 2013
- Structures and techniques for using semiconductor body to construct SCR, DIAC, or TRIAC29US 9,324,849 B22016
- Apparatus and method for transient electrical overstress protection23US 8,633,509 B2Analog Devices, Inc. · 2014
- Memory cells, memory arrays, methods of forming memory cells, and methods of forming a shared doped semiconductor region of a vertically oriented thyristor and a vertically oriented access transistor16US 8,598,621 B2Micron Technology, Inc. · 2013