H01J 25/06
Tubes having only one resonator, without reflection of the electron stream, and
Official title: Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron
H01J25/06 (Tubes having only one resonator, without reflection of the electron stream, and) appears on 5 US grants and 3 published applications in this corpus.
Search patents in H01J- Granted patents
- 5
- Published applications
- 3
- Assignees
- 3
- Inventors
- 10
- Latest grant
- 28 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Apparatus for generating electromagnetic waves28 Jun 2022US 11,373,834 B2
- Method and apparatus for interaction with a modulated off-axis electron beam13 Sep 2011US 8,018,158 B2L-3 Communications Corporation
- Discrete monotron oscillator having one-half wavelength coaxial resonator with one-quarter wavelength gap spacing3 Feb 1998US 5,714,913 AThe Regents of the University of California
- Apparatus for bunching relativistic electrons26 Mar 1996US 5,502,353 A
- Transverse mode electron beam microwave generator13 Dec 1994US 5,373,263 AThe United States of America as represented by the United States National Aeronautics and Space Administration
Most cited
By later US patents
- Discrete monotron oscillator having one-half wavelength coaxial resonator with one-quarter wavelength gap spacing2US 5,714,913 AThe Regents of the University of California · 1998
- Transverse mode electron beam microwave generator1US 5,373,263 AThe United States of America as represented by the United States National Aeronautics and Space Administration · 1994
- Apparatus for bunching relativistic electrons1US 5,502,353 A1996