H03C 3/30
Angle modulation: by means of transit-time tube
Official title: by means of transit-time tube
H03C3/30 (Angle modulation: by means of transit-time tube) appears on 8 US grants and 2 published applications in this corpus.
Search patents in H03C- Granted patents
- 8
- Published applications
- 2
- Assignees
- 8
- Inventors
- 14
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System for generating at least one radio frequency signal phase-locked to a reference signal, corresponding radio frequency transmitter and receiver24 Jun 2025US 12,341,635 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Encapsulated magnetron5 Sep 2017US 9,754,771 B2APPLIED Materials.Inc.
- Microwave tube amplifier stage with wide band and low dispersivity in frequency7 Apr 1992US 5,103,187 AThomson-CSF
- Wide bandwidth high voltage regulator and modulator23 Aug 1983US 4,400,660 ASperry Corporation
- High efficiency split flow turbine for compressible fluids28 Aug 1979US 4,165,949 AGroupe Europeen pour la Technique des Turbines a Vapeur G.E.T.T.
- System for generating at least one radio frequency signal phase-locked to a reference signal, corresponding radio frequency transmitter and receiver20 Jun 2024US 2024/0205059 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Encapsulated magnetron19 Feb 2015US 2015/0048735 A1APPLIED Materials.Inc.
Most cited
By later US patents
- Wide bandwidth high voltage regulator and modulator22US 4,400,660 ASperry Corporation · 1983
- High efficiency split flow turbine for compressible fluids7US 4,165,949 AGroupe Europeen pour la Technique des Turbines a Vapeur G.E.T.T. · 1979
- Magnetron tuning circuit6US 4,162,459 ARaytheon Company · 1979
- Encapsulated magnetron5US 9,754,771 B2APPLIED Materials.Inc. · 2017
- Microwave tube amplifier stage with wide band and low dispersivity in frequency4US 5,103,187 AThomson-CSF · 1992