H03F 3/3033
Nmos sepp output stages
Official title: {NMOS SEPP output stages (H03F3/3008 takes precedence)}
H03F3/3033 (Nmos sepp output stages) appears on 45 US grants and 39 published applications in this corpus.
Search patents in H03F- Granted patents
- 45
- Published applications
- 39
- Assignees
- 32
- Inventors
- 74
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 4 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 7 | 4 |
| 2019 | 1 | 1 |
| 2020 | 2 | 4 |
| 2021 | 2 | 2 |
| 2022 | 4 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 3 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fully integrated CMOS multiple MOSFET-stacked double push-pull RF power amplifier29 Sep 2026US 12,750,012 B2Shanghai WUQI Microelectronics Co., Ltd.
- Amplifier circuit for microphone, microphone circuit and electronic device1 Sep 2026US 12,726,164 B2AAC Technologies PTE.Ltd.
- Switching amplifier having linear transition totem pole modulation9 Jul 2024US 12,034,420 B2Texas Instruments Incorporated
- Device stack with novel gate capacitor topology21 May 2024US 11,990,874 B2pSemi Corporation
- Push-pull class E amplifier3 Jan 2023US 11,545,942 B2Ampleon Netherlands B.V.
- Ripple cancellation in switched-mode voltage converters28 May 2026US 2026/0149360 A1
- Amplifier circuit for microphone, microphone circuit and electronic device10 Jul 2025US 2025/0226805 A1AAC Technologies PTE.Ltd.
- Methods and apparatus to modulate signals using multi-class modulation circuitry1 May 2025US 2025/0141412 A1Texas Instruments Incorporated
- Switching amplifier having linear transition totem pole modulation24 Oct 2024US 2024/0356511 A1Texas Instruments Incorporated
- Fully integrated cmos multiple mosfet-stacked double push-pull rf power amplifier11 Jul 2024US 2024/0235492 A9Shanghai WUQI Microelectronics Co., Ltd.
Most cited
By later US patents
- Fully differential output CMOS power amplifier48US 5,631,606 AInformation Storage Devices, Inc. · 1997
- CMOS voltage regulator with diode-connected transistor divider circuit41US 5,783,934 AInformation Storage Devices, Inc. · 1998
- Integrated unit gain output stage19US 6,150,853 ASGS-Thomson Microelectronics S.A. · 2000
- Device stack with novel gate capacitor topology9US 9,948,252 B1pSemi Corporation · 2018
- Low distortion audio range class-AB full H-bridge pre-driver amplifier7US 6,353,298 B1Texas Instruments Incorporated · 2002