H03B 9/08
Using a travelling-wave tube
Official title: using a travelling-wave tube
H03B9/08 (Using a travelling-wave tube) appears on 8 US grants and 6 published applications in this corpus.
Search patents in H03B- Granted patents
- 8
- Published applications
- 6
- Assignees
- 11
- Inventors
- 32
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multicore rotary traveling wave oscillator28 Jul 2026US 12,695,423 B2NXP B. V.
- Electromagnetic wave oscillator, plasma wave power extractor and electromagnetic wave detector25 Dec 2018US 10,161,804 B2Unist (Ulsan National Institute of Science and Technology)
- Vacuum electronic device3 Sep 2013US 8,525,588 B1InnoSys, Inc.
- Power supply unit, high-frequency circuit system and heater voltage control method21 Sep 2010US 7,800,311 B2Netcomsec Co., Ltd.
- Apparatus and method for producing electromagnetic oscillations16 Mar 2010US 7,679,462 B2Manhattan Technologies Ltd.
- Resonant clocking architecture1 Jan 2026US 2026/0005651 A1Intel Corporation
- Multicore rotary traveling wave oscillator30 Oct 2025US 2025/0337361 A1NXP B. V.
- Techniques for resonant rotary clocking for die-to-die communication26 Dec 2024US 2024/0429865 A1Intel Corporation
- Electromagnetic wave oscillator, plasma wave power extractor and electromagnetic wave detector23 Feb 2017US 2017/0052071 A1Korea Advanced Institute of Science and Technology
- Power supply unit, high-frequency circuit system and heater voltage control method25 Sep 2008US 2008/0231197 A1NEC Microwave Tube, Ltd.
Most cited
By later US patents
- Traveling wave tube with depressed collector power supply11US 4,101,804 ATelefonaktiebolaget L M Ericsson · 1978
- Switching helix power supply for a TWT6US 4,899,113 AHollandse Signaalapparaten B. V. · 1990
- Apparatus and method for producing electromagnetic oscillations6US 7,679,462 B2Manhattan Technologies Ltd. · 2010
- Voltage detection circuits for a-c power supplies4US 4,374,346 ANippon Electric Co., Ltd. · 1983
- Power supply unit, high-frequency circuit system and heater voltage control method3US 7,800,311 B2Netcomsec Co., Ltd. · 2010