H05B 6/686
Circuits comprising a signal generator and power amplifier
Official title: {Circuits comprising a signal generator and power amplifier, e.g. using solid state oscillators}
H05B6/686 (Circuits comprising a signal generator and power amplifier) appears on 228 US grants and 320 published applications in this corpus.
Search patents in H05B- Granted patents
- 228
- Published applications
- 320
- Assignees
- 134
- Inventors
- 548
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 0 | 4 |
| 2011 | 0 | 7 |
| 2012 | 1 | 12 |
| 2013 | 1 | 15 |
| 2014 | 6 | 5 |
| 2015 | 8 | 14 |
| 2016 | 11 | 15 |
| 2017 | 9 | 14 |
| 2018 | 8 | 27 |
| 2019 | 15 | 41 |
| 2020 | 26 | 41 |
| 2021 | 30 | 28 |
| 2022 | 27 | 18 |
| 2023 | 25 | 14 |
| 2024 | 15 | 17 |
| 2025 | 18 | 22 |
| 2026 | 7 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Variable frequency microwave heating apparatus191US 5,961,871 ALockheed Martin Energy Research Corporation · 1999
- Apparatus and method for microwave processing of materials141US 5,521,360 AMartin Marietta Energy Systems, Inc. · 1996
- Interface for controlling energy application apparatus105US 9,414,444 B2Goji Limited · 2016
- Variable frequency microwave furnace system95US 5,321,222 AMartin Marietta Energy Systems, Inc. · 1994
- Device and method for controlling energy73US 9,215,756 B2Goji Limited · 2015