H03G 11/002
Without controlling loop
Official title: {without controlling loop (H03G11/004, H03G11/006, H03G11/008, H03G11/02, H03G11/04, H03G11/06, H03G11/08 take precedence)}
H03G11/002 (Without controlling loop) appears on 120 US grants and 46 published applications in this corpus.
Search patents in H03G- Granted patents
- 120
- Published applications
- 46
- Assignees
- 85
- Inventors
- 195
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 2 | 3 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 3 |
| 2013 | 3 | 5 |
| 2014 | 2 | 3 |
| 2015 | 5 | 2 |
| 2016 | 3 | 4 |
| 2017 | 5 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 3 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 4 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power limiting for amplifiers9 Jun 2026US 12,652,006 B2Cirrus Logic, Inc.
- RF amplifier circuit arrangement and electronic device5 May 2026US 12,620,948 B2Rohde & Schwarz GmbH & Co.KG
- Amplifier circuit arrangement and electronic device5 May 2026US 12,620,949 B2Rohde & Schwarz GmbH & Co.KG
- Audio interface26 Aug 2025US 12,401,336 B2Audoo Limited
- High voltage protection and receiver saturation prevention apparatus with high voltage peeking functions for downhole logging17 Jun 2025US 12,331,633 B2Halliburton Energy Services.Inc.
- Audio interface13 Nov 2025US 2025/0350255 A1Audoo Limited
- Amplifier1 May 2025US 2025/0141419 A1
- Audio interface30 May 2024US 2024/0178810 A1Audoo Limited
- RF amplifier circuit arrangement and electronic device16 Nov 2023US 2023/0370028 A1Rohde & Schwarz GmbH & Co.KG
- Amplifier circuit arrangement and electronic device16 Nov 2023US 2023/0370034 A1Rohde & Schwarz GmbH & Co.KG
Most cited
By later US patents
- Isolation amplifier with precise timing of signals coupled across isolation barrier109US 4,835,486 ABurr-Brown Corporation · 1989
- Isolation amplifier with precise timing of signals coupled across isolation barrier79US 4,748,419 ABurr-Brown Corporation · 1988
- Hearing aid circuit34US 4,792,977 ABeltone Electronics Corporation · 1988
- Solid state amplifier simulating vacuum tube distortion characteristics33US 5,032,796 ASt. Louis Music, Inc. · 1991
- Apparatus for communication and reconnaissance coupled with protection of the auditory system32US 7,352,871 B12008