H03G 5/18
In untuned amplifiers
Official title: in untuned amplifiers
H03G5/18 (In untuned amplifiers) appears on 131 US grants and 55 published applications in this corpus.
Search patents in H03G- Granted patents
- 131
- Published applications
- 55
- Assignees
- 96
- Inventors
- 253
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 4 |
| 2002 | 2 | 4 |
| 2003 | 2 | 1 |
| 2004 | 1 | 7 |
| 2005 | 4 | 6 |
| 2006 | 8 | 0 |
| 2007 | 5 | 1 |
| 2008 | 1 | 6 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 3 | 2 |
| 2012 | 3 | 3 |
| 2013 | 2 | 5 |
| 2014 | 1 | 2 |
| 2015 | 5 | 1 |
| 2016 | 3 | 0 |
| 2017 | 2 | 3 |
| 2018 | 2 | 1 |
| 2019 | 4 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Switching amplifier having linear transition totem pole modulation9 Jul 2024US 12,034,420 B2Texas Instruments Incorporated
- Method and apparatus for improving signal-to-noise ratio of microphone signal24 Oct 2023US 11,798,572 B2Yealink (Xiamen) Network Technology Co., Ltd.
- Gain stage with offset cancellation circuit for a fixed high-pass pole27 Oct 2020US 10,819,297 B1NXP B. V.
- Voltage-to-current transconductance operational amplifier with adaptive biasing3 Dec 2019US 10,498,300 B2Power Integrations, Inc.
- Audio processing apparatus, audio processing method, and program24 Sep 2019US 10,425,731 B2Canon Kabushiki Kaisha
- Isolation for chip on lead device and manufacturing method5 Feb 2026US 2026/0040958 A1
- Device for Adjusting the Volume of an Audio Signal in an Audio System for a Motor Vehicle11 Dec 2025US 2025/0380085 A1Bayerische Motoren Werke Aktiengesellschaft
- Switching amplifier having linear transition totem pole modulation24 Oct 2024US 2024/0356511 A1Texas Instruments Incorporated
- Switching amplifier having linear transition totem pole modulation30 Mar 2023US 2023/0098806 A1Texas Instruments Incorporated
- Method and apparatus for improving signal-to-noise ratio of microphone signal11 Aug 2022US 2022/0254363 A1Yealink (Xiamen) Network Technology Co., Ltd.
Most cited
By later US patents
- Adaptive signal strength and/or ambient noise driven audio shaping system149US 4,761,829 AMotorola, Inc. · 1988
- Method of and means for adaptively filtering near-stationary noise from speech106US 4,025,721 ABiocommunications Research Corporation · 1977
- Sound processing device93US 5,550,925 ACanon Kabushiki Kaisha · 1996
- Dynamic bass boost apparatus and method88US 7,171,010 B2Boston Acoustics, Inc. · 2007
- Digital self-adapting graphic equalizer and method83US 7,092,537 B1Texas Instruments Incorporated · 2006