H03F 3/345
With field-effect devices
Official title: with field-effect devices (H03F3/347 takes precedence)
H03F3/345 (With field-effect devices) appears on 460 US grants and 265 published applications in this corpus.
Search patents in H03F- Granted patents
- 460
- Published applications
- 265
- Assignees
- 256
- Inventors
- 740
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 11 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 10 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 14 | 0 |
| 1998 | 10 | 0 |
| 1999 | 17 | 0 |
| 2000 | 13 | 0 |
| 2001 | 20 | 4 |
| 2002 | 14 | 15 |
| 2003 | 17 | 11 |
| 2004 | 15 | 11 |
| 2005 | 12 | 20 |
| 2006 | 6 | 28 |
| 2007 | 25 | 17 |
| 2008 | 19 | 16 |
| 2009 | 15 | 8 |
| 2010 | 13 | 8 |
| 2011 | 4 | 4 |
| 2012 | 4 | 5 |
| 2013 | 7 | 2 |
| 2014 | 2 | 6 |
| 2015 | 5 | 6 |
| 2016 | 9 | 4 |
| 2017 | 3 | 3 |
| 2018 | 7 | 15 |
| 2019 | 16 | 17 |
| 2020 | 10 | 13 |
| 2021 | 15 | 11 |
| 2022 | 12 | 12 |
| 2023 | 8 | 9 |
| 2024 | 5 | 8 |
| 2025 | 14 | 8 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and apparatus to generate and compensate an output voltage of regulator circuitry16 Jun 2026US 12,658,794 B2Texas Instruments Incorporated
- Offset correction circuit24 Feb 2026US 12,562,703 B2Mitsubishi Electric Corporation
- Voltage-to-current converter with complementary current mirrors23 Dec 2025US 12,506,454 B2Analog Devices International Unlimited Company
- Amplifier circuit having low parasitic pole effect and buffer circuit thereof25 Nov 2025US 12,483,199 B2Richtek Technology Corporation
- Gyroscope and charging device11 Nov 2025US 12,467,751 B2Shenzhen Yike Innovation Technology Co., Ltd.
- Voltage/current conversion device and current source device23 Jul 2026US 2026/0211438 A1Thine Electronics, Inc.
- Current mirror, gate driver and method for controlling an output current4 Jun 2026US 2026/0153894 A1NXP USA, Inc.
- Amplifier circuit for broadband and low-noise amplification of a capacitive current source and a sensor system19 Mar 2026US 2026/0081564 A1
- Ultra low power low noise buffer and electronic device1 Jan 2026US 2026/0005679 A1AAC Technologies PTE.Ltd.
- Electret capsule circuit4 Sep 2025US 2025/0280245 A1Freedman Electronics Pty Ltd
Most cited
By later US patents
- Subthreshold CMOS amplifier with wide input voltage range126US 5,095,284 ASynaptics Incorporated · 1992
- Series connected multi-stage linear FET amplifier circuit123US 6,225,866 B1Sharp Kabushiki Kaisha · 2001
- Gate-coupled field-effect transistor pair amplifier114US 4,518,926 AAT&T Bell Laboratories · 1985
- Static high speed comparator108US 5,488,321 ARambus Inc. · 1996
- Integrated implementation of a collector boost scheme and method therefor64US 7,348,847 B2SiGe Semiconductor Inc. · 2008