H03K 17/687
The devices being field-effect transistors
Official title: the devices being field-effect transistors
H03K17/687 (The devices being field-effect transistors) appears on 7,073 US grants and 6,594 published applications in this corpus.
Search patents in H03K- Granted patents
- 7,073
- Published applications
- 6,594
- Assignees
- 1,796
- Inventors
- 11,462
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 15 | 0 |
| 1983 | 13 | 0 |
| 1984 | 17 | 0 |
| 1985 | 27 | 0 |
| 1986 | 25 | 0 |
| 1987 | 45 | 0 |
| 1988 | 41 | 0 |
| 1989 | 51 | 0 |
| 1990 | 50 | 0 |
| 1991 | 71 | 0 |
| 1992 | 68 | 0 |
| 1993 | 47 | 0 |
| 1994 | 55 | 0 |
| 1995 | 60 | 0 |
| 1996 | 71 | 0 |
| 1997 | 59 | 0 |
| 1998 | 69 | 0 |
| 1999 | 66 | 0 |
| 2000 | 76 | 0 |
| 2001 | 72 | 23 |
| 2002 | 81 | 82 |
| 2003 | 78 | 73 |
| 2004 | 72 | 95 |
| 2005 | 92 | 133 |
| 2006 | 96 | 130 |
| 2007 | 106 | 168 |
| 2008 | 135 | 199 |
| 2009 | 125 | 142 |
| 2010 | 161 | 131 |
| 2011 | 149 | 153 |
| 2012 | 116 | 165 |
| 2013 | 167 | 149 |
| 2014 | 175 | 221 |
| 2015 | 220 | 335 |
| 2016 | 331 | 390 |
| 2017 | 411 | 340 |
| 2018 | 350 | 412 |
| 2019 | 449 | 390 |
| 2020 | 470 | 441 |
| 2021 | 378 | 360 |
| 2022 | 372 | 383 |
| 2023 | 351 | 447 |
| 2024 | 412 | 526 |
| 2025 | 426 | 434 |
| 2026 | 311 | 272 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03K 17/6871The output circuit comprising more than one controlled field-effect transistor3,033
- H03K 17/693Switching arrangements with several input- or output-terminals1,639
- H03K 17/689With galvanic isolation between the control circuit and the output circuit656
- H03K 17/6877The control circuit comprising active elements different from those used in the292
- H03K 2017/6875Using self-conductive, depletion fetsIndexing code277
- H03K 2017/6878Using multi-gate field-effect transistorsIndexing code89
Recent patents
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- Efficient switching circuit6 Oct 2026US 12,756,384 B2Solaredge Technologies Ltd.
- RF switch stack with charge control elements6 Oct 2026US 12,756,391 B2pSemi Corporation
- Electrostatic discharge (esd) protection circuit using tie-cell technique8 Oct 2026US 2026/0312400 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Isolator circuit8 Oct 2026US 2026/0312485 A1Texas Instruments Incorporated
- Driver circuit1 Oct 2026US 2026/0301624 A1Novatek Microelectronics Corp.
- Hvic device with combined level shifter and boost diode in junction termination region1 Oct 2026US 2026/0303069 A1Alpha and Omega Semiconductor International LP
- Duty-cycle error correction and reference spur reduction techniques for plls with reference frequency-doublers1 Oct 2026US 2026/0303070 A1Silicon Laboratories Inc.
Most cited
By later US patents
- Hand-held diathermy apparatus527US 4,878,493 ANinetronix Venture I · 1989
- Symmetrically and asymmetrically stacked transistor group RF switch378US 7,796,969 B2Peregrine Semiconductor Corporation · 2010
- Color variations in a dimmable lighting device with stable color temperature light sources344US 7,288,902 B1Cirrus Logic, Inc. · 2007
- Structured ASIC device with configurable die size and selectable embedded functions262US 7,337,425 B2AMI Semiconductor, Inc. · 2008
- Switch circuit and method of switching radio frequency signals259US 6,804,502 B2Peregrine Semiconductor Corporation · 2004