H03K 17/51
Electronic switching or gating, i.e. not by contact-making and –breaking: characterised by
Official title: characterised by the components used (H03K17/04 - H03K17/30, H03K17/94 take precedence)
H03K17/51 (Electronic switching or gating, i.e. not by contact-making and –breaking: characterised by) appears on 10,948 US grants and 9,013 published applications in this corpus.
Search patents in H03K- Granted patents
- 10,948
- Published applications
- 9,013
- Assignees
- 2,682
- Inventors
- 17,304
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 72 | 0 |
| 1977 | 82 | 0 |
| 1978 | 75 | 0 |
| 1979 | 43 | 0 |
| 1980 | 53 | 0 |
| 1981 | 67 | 0 |
| 1982 | 82 | 0 |
| 1983 | 74 | 0 |
| 1984 | 84 | 0 |
| 1985 | 94 | 0 |
| 1986 | 111 | 0 |
| 1987 | 149 | 0 |
| 1988 | 122 | 0 |
| 1989 | 134 | 0 |
| 1990 | 126 | 0 |
| 1991 | 163 | 0 |
| 1992 | 150 | 0 |
| 1993 | 105 | 0 |
| 1994 | 126 | 0 |
| 1995 | 122 | 0 |
| 1996 | 130 | 0 |
| 1997 | 107 | 0 |
| 1998 | 132 | 0 |
| 1999 | 124 | 0 |
| 2000 | 119 | 0 |
| 2001 | 123 | 34 |
| 2002 | 121 | 101 |
| 2003 | 113 | 95 |
| 2004 | 95 | 137 |
| 2005 | 115 | 170 |
| 2006 | 135 | 168 |
| 2007 | 135 | 216 |
| 2008 | 165 | 260 |
| 2009 | 178 | 190 |
| 2010 | 214 | 175 |
| 2011 | 197 | 192 |
| 2012 | 143 | 228 |
| 2013 | 201 | 228 |
| 2014 | 261 | 314 |
| 2015 | 301 | 466 |
| 2016 | 438 | 514 |
| 2017 | 561 | 480 |
| 2018 | 482 | 547 |
| 2019 | 609 | 548 |
| 2020 | 641 | 605 |
| 2021 | 517 | 479 |
| 2022 | 508 | 564 |
| 2023 | 500 | 591 |
| 2024 | 547 | 722 |
| 2025 | 574 | 595 |
| 2026 | 428 | 394 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03K 17/56By the use, as active elements, of semiconductor devices9,572
- H03K 17/78Using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled911
- H03K 17/74By the use, as active elements, of diodes528
- H03K 17/92By the use, as active elements, of superconductive devices289
- H03K 17/80Using non-linear magnetic devices119
- H03K 17/90By the use, as active elements, of galvano-magnetic devices38
- H03K 2017/515Mechanical switchesIndexing code35
- H03K 17/54By the use, as active elements of vacuum tubes32
Recent patents
- Twister oven for photoconductive switches6 Oct 2026US 12,754,373 B2Lawrence Livermore National Security, LLC
- Interface circuit and display device6 Oct 2026US 12,754,701 B2Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Adiabatic circuits for cold scalable electronics6 Oct 2026US 12,754,878 B2Zettaflops LLC
- Transmitter interpolating clock signal, communication device including the same, and method of operating the same6 Oct 2026US 12,756,382 B2Samsung Electronics Co., Ltd.
- Switching of power semiconductor devices by programmable current pulses6 Oct 2026US 12,756,383 B2OPTUNITY, Inc
- Photonic quantum computer architecture and methods of operation8 Oct 2026US 2026/0311016 A1Psiquantum, Corp.
- 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
- Cryogenic hybrid controller for control of multiple superconducting qubits8 Oct 2026US 2026/0312583 A1Dell Products L. P.
- Method and apparatus with superconducting quantum chip8 Oct 2026US 2026/0314269 A1Samsung Electronics Co., Ltd.
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
- Split collector vacuum field effect transistor357US 5,012,153 A1991
- Color variations in a dimmable lighting device with stable color temperature light sources344US 7,288,902 B1Cirrus Logic, Inc. · 2007
- Light-emitting diode assemblies and systems therefore311US 4,675,575 AE & G Enterprises · 1987