H03F 1/486
With ic amplifier blocks
Official title: {with IC amplifier blocks}
H03F1/486 (With ic amplifier blocks) appears on 62 US grants and 44 published applications in this corpus.
Search patents in H03F- Granted patents
- 62
- Published applications
- 44
- Assignees
- 47
- Inventors
- 101
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 1 |
| 2004 | 5 | 5 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 9 | 2 |
| 2008 | 1 | 3 |
| 2009 | 2 | 1 |
| 2010 | 5 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 3 | 3 |
| 2018 | 2 | 4 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bandwidth adjustment circuit and bandwidth adjustment method of operational amplifier9 Jun 2026US 12,652,002 B2Sg Micro Corp
- Broadband high power amplifier27 Sep 2022US 11,456,702 B2Rohde & Schwarz GmbH & Co.KG
- Trans impedance amplifier capacitance isolation stage21 Sep 2021US 11,128,260 B2Panasonic Intellectual Property Management Co., Ltd.
- Wideband power amplifiers with harmonic traps2 Jun 2020US 10,673,386 B2NXP USA, Inc.
- Amplifiers with in-package radial stub harmonic traps2 Jun 2020US 10,673,387 B2NXP USA, Inc.
- Charge amplifier circuit for a capacitive sensing arrangement11 Jun 2026US 2026/0163541 A1EM Microelectronic-Marin SA
- Transimpedance amplifier adaptive to input current variation and output voltage level shift16 Apr 2026US 2026/0106584 A1Raytheon Company
- Bandwidth Adjustment Circuit and Bandwidth Adjustment Method of Operational Amplifier11 Jan 2024US 2024/0014783 A1Sg Micro Corp
- Inverting current amplification and related touch systems2 Nov 2023US 2023/0353108 A1Microchip Technology Incorporated
- Trans impedance amplifier capacitance isolation stage24 Sep 2020US 2020/0304076 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Amplifier architecture for multi-carrier wide-band communications70US 6,529,715 B1Lucent Technologies Inc. · 2003
- Ultra fast and high efficiency inductive coil driver31US 6,670,796 B2Anritsu Corporation · 2003
- Extended bandwidth RF amplifier29US 5,101,171 AAdvanced Systems Research, Inc. · 1992
- Apparatus and method for a nested transimpedance amplifier22US 6,762,644 B1Marvell International Ltd. · 2004
- Virtual ground preamplifier for magnetic phono cartridge19US 4,470,020 A1984