H03F 3/45596
By offset reduction
Official title: {by offset reduction}
H03F3/45596 (By offset reduction) appears on 124 US grants and 88 published applications in this corpus.
Search patents in H03F- Granted patents
- 124
- Published applications
- 88
- Assignees
- 94
- Inventors
- 250
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 12 | 3 |
| 2002 | 4 | 5 |
| 2003 | 5 | 1 |
| 2004 | 3 | 2 |
| 2005 | 5 | 7 |
| 2006 | 4 | 2 |
| 2007 | 4 | 2 |
| 2008 | 5 | 6 |
| 2009 | 4 | 7 |
| 2010 | 4 | 4 |
| 2011 | 4 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 4 | 2 |
| 2015 | 3 | 2 |
| 2016 | 0 | 4 |
| 2017 | 4 | 5 |
| 2018 | 7 | 2 |
| 2019 | 1 | 4 |
| 2020 | 7 | 6 |
| 2021 | 5 | 4 |
| 2022 | 4 | 1 |
| 2023 | 1 | 6 |
| 2024 | 3 | 6 |
| 2025 | 5 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Receiver circuit and optical receiver circuit4 Aug 2026US 12,700,841 B2Sumitomo Electric Industries, Ltd.
- Input stage circuit for an operational amplifier with enhanced input offset voltage trimming capabilities14 Jul 2026US 12,683,567 B2Zjw Microelectronics North America Inc.
- Built-in ripple injection circuit and control chip30 Jun 2026US 12,671,316 B2Shanghai Bright Power Semiconductor Co., Ltd.
- Opto-electronic assemblies16 Dec 2025US 12,498,529 B2Hilight Semiconductor Limited
- Baseline restorer circuit5 Aug 2025US 12,381,539 B2ams International AG
- Signal processing circuit16 Apr 2026US 2026/0106588 A1Fuji Electric Co., Ltd.
- Amplifier equalizer and bias offset correction22 Jan 2026US 2026/0025114 A1
- Biasing circuit with offset correction and high-speed input stage breakdown protection16 Oct 2025US 2025/0323605 A1MACOM Technology Solutions Holdings, Inc.
- Input stage circuit for an operational amplifier with enhanced input offset voltage trimming capabilities13 Mar 2025US 2025/0088158 A1Zjw Microelectronics North America Inc.
- Built-in ripple injection circuit and control chip19 Sep 2024US 2024/0313636 A1Shanghai Bright Power Semiconductor Co., Ltd.
Most cited
By later US patents
- Device for changing the electrical circuit configuration of integrated semiconductor circuits87US 4,438,347 ASiemens Aktiengesellschaft · 1984
- Photoreceiver/amplifier circuit, optical pickup device, and optical disk device35US 7,868,702 B2Sharp Kabushiki Kaisha · 2011
- Differential amplifier with reduced even order non-linearity and associated methods30US 6,188,282 B1Ericsson Inc. · 2001
- Integrated amplifier with adjustable offset voltage26US 4,210,875 AHarris Corporation · 1980
- Pre-amplifier25US 5,337,011 AKnowles Electronics, LLC · 1994