H01J 1/94
Mountings for individual electrodes
H01J1/94 (Mountings for individual electrodes) appears on 17 US grants and 15 published applications in this corpus.
Search patents in H01J- Granted patents
- 17
- Published applications
- 15
- Assignees
- 14
- Inventors
- 37
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 4 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flat emitter with compliant supported end16 Jun 2026US 12,653,467 B2GE Precision Healthcare LLC
- Electron gun21 May 2024US 11,990,307 B2Thales Deutschland GmbH Electron Devices
- Electron gun, electron gun component, electron beam applicator, and alignment method12 Dec 2023US 11,842,879 B2Photo electron Soul Inc.
- Field emission device and field emission method3 Oct 2023US 11,776,785 B2Meidensha Corporation
- Emitter, electron gun using same, and electronic device8 Aug 2023US 11,721,516 B2National Institute for Materials Science
- Method for reducing the amount of gas bubbles on the surface of a glass tube and apparatus therefore25 Jun 2026US 2026/0179871 A1Schott AG
- Flat emitter with compliant supported end18 Sep 2025US 2025/0292986 A1GE Precision Healthcare LLC
- Electron gun, electron gun component, electron beam application device, and positioning method29 Jun 2023US 2023/0207249 A1Photo electron Soul Inc.
- Field emission device and field emission method22 Jun 2023US 2023/0197394 A1Meidensha Corporation
- Emitter support structure and field emission device3 Nov 2022US 2022/0351930 A1Meidensha Corporation
Most cited
By later US patents
- X-ray generation device having multiple metal target members12US 10,115,557 B2Hamamatsu Photonics K.K. · 2018
- High dose output, through transmission target X-ray system and methods of use5US 9,818,569 B2Rad Source Technologies, Inc. · 2017
- Light-emitting sealed body5US 9,984,865 B2Hamamatsu Photonics K.K. · 2018
- Electron beam device, cold field emitter, and method for regeneration of a cold field emitter4US 9,847,208 B1ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH · 2017
- Device for fixing a pyrolytic graphite grid onto the base of an electron tube2US 4,728,852 AThomson-CSF · 1988