H01J 23/165
Manufacturing processes or apparatus therefore
Official title: {Manufacturing processes or apparatus therefore}
H01J23/165 (Manufacturing processes or apparatus therefore) appears on 59 US grants and 24 published applications in this corpus.
Search patents in H01J- Granted patents
- 59
- Published applications
- 24
- Assignees
- 30
- Inventors
- 87
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 3 |
| 2004 | 1 | 0 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 3 |
| 2023 | 1 | 0 |
| 2024 | 5 | 2 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices4 Nov 2025US 12,463,000 B2Elve Inc.
- Multi-layer vacuum electron device and method of manufacture4 Feb 2025US 12,217,926 B2Elve Inc.
- Methods of making a self-assembled slow-wave structures17 Sep 2024US 12,091,746 B2The Regents of the University of New Mexico
- Slow-wave circuit, traveling wave tube, and method for manufacturing traveling wave tube13 Aug 2024US 12,062,517 B2NEC Network and Sensor Systems, Ltd.
- Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices16 Apr 2024US 11,961,693 B2Elve Inc.
- Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices5 Feb 2026US 2026/0038760 A1Elve Inc.
- Directed self-assembly of helices via electrodeposition on end-tethered nanomembrane ribbons for millimeter-wave traveling-wave tube amplifiers9 Oct 2025US 2025/0317115 A1UNM Rainforest Innovations
- Multi-layer vacuum electron device and method of manufacture5 Jun 2025US 2025/0182994 A1Elve Inc.
- Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices1 Aug 2024US 2024/0258061 A1Elve Inc.
- Multi-layer vacuum electron device and method of manufacture18 Jul 2024US 2024/0242916 A1Elve Inc.
Most cited
By later US patents
- Photolithographic method for making helices for traveling wave tubes and other cylindrical objects72US 5,112,438 AHughes Aircraft Company · 1992
- Optical magnetron for high efficiency production of optical radiation59US 6,373,194 B1Raytheon Company · 2002
- Optical magnetron for high efficiency production of optical radiation, and 1/2λ induced pi-mode operation53US 6,504,303 B2Raytheon Company · 2003
- Method for manufacturing metal cylinder members of electron tubes and method for manufacturing magnetron anodes50US 5,096,449 AKabushiki Kaisha Toshiba · 1992
- Wireless communication system with high efficiency/high power optical source39US 7,257,327 B2Raytheon Company · 2007