H03K 3/01
Details
H03K3/01 (Details) appears on 3,881 US grants and 3,395 published applications in this corpus.
Search patents in H03K- Granted patents
- 3,881
- Published applications
- 3,395
- Assignees
- 1,063
- Inventors
- 6,661
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 19 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 15 | 0 |
| 1987 | 18 | 0 |
| 1988 | 12 | 0 |
| 1989 | 21 | 0 |
| 1990 | 6 | 0 |
| 1991 | 12 | 0 |
| 1992 | 13 | 0 |
| 1993 | 22 | 0 |
| 1994 | 30 | 0 |
| 1995 | 26 | 0 |
| 1996 | 26 | 0 |
| 1997 | 17 | 0 |
| 1998 | 28 | 0 |
| 1999 | 38 | 0 |
| 2000 | 40 | 0 |
| 2001 | 52 | 12 |
| 2002 | 56 | 42 |
| 2003 | 68 | 65 |
| 2004 | 72 | 74 |
| 2005 | 67 | 73 |
| 2006 | 59 | 71 |
| 2007 | 63 | 58 |
| 2008 | 56 | 62 |
| 2009 | 56 | 71 |
| 2010 | 61 | 63 |
| 2011 | 63 | 76 |
| 2012 | 57 | 75 |
| 2013 | 81 | 153 |
| 2014 | 169 | 256 |
| 2015 | 229 | 241 |
| 2016 | 292 | 202 |
| 2017 | 214 | 178 |
| 2018 | 170 | 162 |
| 2019 | 216 | 197 |
| 2020 | 274 | 191 |
| 2021 | 189 | 155 |
| 2022 | 194 | 190 |
| 2023 | 194 | 200 |
| 2024 | 207 | 229 |
| 2025 | 170 | 168 |
| 2026 | 135 | 131 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03K 3/012Modifications of generator to improve response time or to decrease power consumption1,808
- H03K 3/011Modifications of generator to compensate for variations in physical values836
- H03K 3/017Adjustment of width or dutycycle of pulses756
- H03K 3/013Modifications of generator to prevent operation by noise or interference405
- H03K 3/014Modifications of generator to ensure starting of oscillations118
- H03K 3/015Modifications of generator to maintain energy constant28
Recent patents
- Clock sync input dropout protection6 Oct 2026US 12,756,172 B2Texas Instruments Incorporated
- Half-bridge circuit using monolithic flip-chip GAN power devices6 Oct 2026US 12,756,203 B2Navitas Semiconductor Limited
- Method of controlling power delivered to an actuator assembly6 Oct 2026US 12,756,333 B2Cambridge Mechatronics Limited
- Duty cycle signal processing circuit and method, and audio signal processing device6 Oct 2026US 12,756,380 B2Shanghai Awinic Technology Co., LTD
- Aerosol generating apparatus and method of controlling the same29 Sep 2026US 12,745,804 B2Kt&G Corporation
- 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
- High-voltage pulse generation circuit8 Oct 2026US 2026/0312574 A1Sansha Electric Manufacturing Company, Limited
- Dynamic offset calibration circuit and method for operating the same8 Oct 2026US 2026/0312577 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Clock distribution gating1 Oct 2026US 2026/0303066 A1Advanced Micro Devices, Inc.
Most cited
By later US patents
- Semiconductor integrated circuit247US 8,547,771 B2Semiconductor Energy Laboratory Co.Ltd. · 2013
- Comparator unit for a flash analog-to-digital converter194US 4,910,518 ASamsun Semiconductor and Telecommunications Co., Ltd. · 1990
- Configuring digital functions in a digital configurable macro architecture193US 6,603,330 B1Cypress Semiconductor Corporation · 2003
- Oscillator with clock output inhibition control131US 6,052,035 AMicrochip Technology Incorporated · 2000
- Oscillator circuit having trimmable capacitor array receiving a reference current130US 6,326,859 B1Telefonaktiebolaget LM Ericsson (publ) · 2001