H03K 3/02
Generators characterised by the type of circuit or by the means used
Official title: Generators characterised by the type of circuit or by the means used for producing pulses (H03K3/64 - H03K3/84 take precedence)
H03K3/02 (Generators characterised by the type of circuit or by the means used) appears on 11,989 US grants and 8,458 published applications in this corpus.
Search patents in H03K- Granted patents
- 11,989
- Published applications
- 8,458
- Assignees
- 2,259
- Inventors
- 16,597
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 151 | 0 |
| 1977 | 138 | 0 |
| 1978 | 109 | 0 |
| 1979 | 74 | 0 |
| 1980 | 68 | 0 |
| 1981 | 90 | 0 |
| 1982 | 53 | 0 |
| 1983 | 72 | 0 |
| 1984 | 65 | 0 |
| 1985 | 120 | 0 |
| 1986 | 107 | 0 |
| 1987 | 137 | 0 |
| 1988 | 100 | 0 |
| 1989 | 130 | 0 |
| 1990 | 115 | 0 |
| 1991 | 140 | 0 |
| 1992 | 141 | 0 |
| 1993 | 131 | 0 |
| 1994 | 143 | 0 |
| 1995 | 201 | 0 |
| 1996 | 191 | 0 |
| 1997 | 186 | 0 |
| 1998 | 200 | 0 |
| 1999 | 220 | 0 |
| 2000 | 213 | 0 |
| 2001 | 244 | 66 |
| 2002 | 252 | 199 |
| 2003 | 236 | 221 |
| 2004 | 243 | 261 |
| 2005 | 223 | 304 |
| 2006 | 260 | 298 |
| 2007 | 261 | 271 |
| 2008 | 233 | 327 |
| 2009 | 244 | 303 |
| 2010 | 319 | 255 |
| 2011 | 269 | 270 |
| 2012 | 249 | 242 |
| 2013 | 275 | 313 |
| 2014 | 340 | 348 |
| 2015 | 344 | 325 |
| 2016 | 407 | 396 |
| 2017 | 438 | 390 |
| 2018 | 353 | 339 |
| 2019 | 512 | 449 |
| 2020 | 559 | 475 |
| 2021 | 478 | 423 |
| 2022 | 431 | 417 |
| 2023 | 436 | 441 |
| 2024 | 409 | 440 |
| 2025 | 395 | 403 |
| 2026 | 284 | 282 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03K 3/353By the use, as active elements, of field-effect transistors with internal or5,093
- H03K 3/027By the use of logic circuits, with internal or external positive feedback4,973
- H03K 3/023By the use of differential amplifiers or comparators, with internal or external1,371
- H03K 3/53By the use of an energy-accumulating element discharged through the load by729
- H03K 3/26By the use, as active elements, of bipolar transistors with internal or677
- H03K 3/38By the use, as active elements, of superconductive devices336
- H03K 3/42By the use, as active elements, of opto-electronic devices, i.e. light-emitting and73
- H03K 3/45By the use, as active elements, of non-linear magnetic or dielectric devices69
All 20 subgroupsShow fewer
- H03K 3/313By the use, as active elements, of semiconductor devices with two electrodes63
- H03K 3/36By the use, as active elements, of semiconductors, not otherwise provided for60
- H03K 3/021By the use, as active elements, of more than one type of54
- H03K 3/35By the use, as active elements, of bipolar semiconductor devices with more45
- H03K 3/04By the use, as active elements, of vacuum tubes only, with positive26
- H03K 3/335By the use, as active elements, of semiconductor devices with more than15
- H03K 3/33By the use, as active elements, of semiconductor devices exhibiting hole storage13
- H03K 3/59By the use of galvano-magnetic devices11
- H03K 3/357By the use, as active elements, of bulk negative resistance devices7
- H03K 3/37By the use, as active elements, of gas-filled tubes6
- H03K 3/40By the use, as active elements, of electrochemical cells5
- H03K 3/43By the use, as active elements, of beam deflection tubes1
Recent patents
- Half-bridge circuit using monolithic flip-chip GAN power devices6 Oct 2026US 12,756,203 B2Navitas Semiconductor Limited
- Power management integrated circuit6 Oct 2026US 12,756,311 B2Sg Micro Corp
- Low hold multi-bit flip-flop6 Oct 2026US 12,756,381 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Transistor structure and methods of formation6 Oct 2026US 12,757,428 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Class-D audio amplifier29 Sep 2026US 12,750,017 B2Elite Semiconductor Microelectronics Technology Inc.
- Memory performing training operation, memory system, and operation method of the memory system8 Oct 2026US 2026/0310468 A1SK hynix Inc.
- Apparatus and Method of Generating a Waveform8 Oct 2026US 2026/0311965 A1Eagle Harbor Technologies, Inc.
- System and method for fine tuned pulse width modulation signal generation8 Oct 2026US 2026/0312570 A1
- Single-to-differential circuit and method for operating the same8 Oct 2026US 2026/0312571 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Integrated circuit and method of forming the same8 Oct 2026US 2026/0312572 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Tissue resurfacing1,470US 7,335,199 B2Rhytec Limited · 2008
- Display of alignment of staple cartridge to prior linear staple line540US 11,026,751 B2Cilag GmbH International · 2021
- Dynamic sense amplifier for CMOS static RAM531US 4,843,264 AVisic, Inc. · 1989
- Hand-held diathermy apparatus527US 4,878,493 ANinetronix Venture I · 1989
- Configurable logic element522US 4,706,216 AXilinx, Inc. · 1987