H03K 3/027
By the use of logic circuits, with internal or external positive feedback
Official title: by the use of logic circuits, with internal or external positive feedback
H03K3/027 (By the use of logic circuits, with internal or external positive feedback) appears on 4,973 US grants and 3,923 published applications in this corpus.
Search patents in H03K- Granted patents
- 4,973
- Published applications
- 3,923
- Assignees
- 1,153
- Inventors
- 8,156
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 32 | 0 |
| 1977 | 27 | 0 |
| 1978 | 23 | 0 |
| 1979 | 11 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 13 | 0 |
| 1984 | 11 | 0 |
| 1985 | 24 | 0 |
| 1986 | 26 | 0 |
| 1987 | 29 | 0 |
| 1988 | 23 | 0 |
| 1989 | 39 | 0 |
| 1990 | 36 | 0 |
| 1991 | 44 | 0 |
| 1992 | 44 | 0 |
| 1993 | 48 | 0 |
| 1994 | 52 | 0 |
| 1995 | 77 | 0 |
| 1996 | 76 | 0 |
| 1997 | 77 | 0 |
| 1998 | 88 | 0 |
| 1999 | 73 | 0 |
| 2000 | 86 | 0 |
| 2001 | 85 | 35 |
| 2002 | 93 | 73 |
| 2003 | 94 | 84 |
| 2004 | 110 | 102 |
| 2005 | 88 | 123 |
| 2006 | 103 | 120 |
| 2007 | 97 | 101 |
| 2008 | 89 | 120 |
| 2009 | 91 | 118 |
| 2010 | 110 | 93 |
| 2011 | 105 | 95 |
| 2012 | 106 | 75 |
| 2013 | 110 | 124 |
| 2014 | 99 | 133 |
| 2015 | 163 | 144 |
| 2016 | 187 | 194 |
| 2017 | 190 | 162 |
| 2018 | 145 | 143 |
| 2019 | 239 | 206 |
| 2020 | 269 | 232 |
| 2021 | 264 | 235 |
| 2022 | 234 | 250 |
| 2023 | 270 | 261 |
| 2024 | 246 | 267 |
| 2025 | 249 | 240 |
| 2026 | 162 | 193 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low hold multi-bit flip-flop6 Oct 2026US 12,756,381 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Class-D audio amplifier29 Sep 2026US 12,750,017 B2Elite Semiconductor Microelectronics Technology Inc.
- Class d amplifier and related chip and electronic apparatus29 Sep 2026US 12,750,018 B2Shenzhen Goodix Technology Co., Ltd.
- Clock transmission circuit and semiconductor device including the same29 Sep 2026US 12,750,041 B2SK hynix Inc.
- Toggle flip-flop and counter including the same29 Sep 2026US 12,750,042 B2Research & Business Foundation Sungkyunkwan University
- Memory performing training operation, memory system, and operation method of the memory system8 Oct 2026US 2026/0310468 A1SK hynix Inc.
- 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
- Transmitter, integrated circuit and method for calibrating output impedance8 Oct 2026US 2026/0312576 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor Device Including a Level Shifter and Method of Mitigating a Delay Between Input and Output Signals8 Oct 2026US 2026/0312589 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Display of alignment of staple cartridge to prior linear staple line540US 11,026,751 B2Cilag GmbH International · 2021
- Configurable logic element522US 4,706,216 AXilinx, Inc. · 1987
- Surgical instrument with a sensing array340US 11,324,557 B2Cilag GmbH International · 2022
- Photo-sensor cell suitable for IC chip312US 5,055,668 ANissan Motor Co., Ltd. · 1991
- Method and circuitry for clock synchronization301US 5,485,490 ARambus Inc. · 1996