H01J 2235/02
Electrical arrangements
H01J2235/02 (Electrical arrangements) appears on 101 US grants and 101 published applications in this corpus.
Search patents in H01J- Granted patents
- 101
- Published applications
- 101
- Assignees
- 51
- Inventors
- 229
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 3 | 3 |
| 2005 | 2 | 5 |
| 2006 | 3 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 3 | 7 |
| 2010 | 5 | 3 |
| 2011 | 4 | 5 |
| 2012 | 2 | 6 |
| 2013 | 3 | 6 |
| 2014 | 1 | 0 |
| 2015 | 3 | 4 |
| 2016 | 3 | 4 |
| 2017 | 2 | 1 |
| 2018 | 10 | 11 |
| 2019 | 4 | 2 |
| 2020 | 7 | 11 |
| 2021 | 11 | 7 |
| 2022 | 5 | 3 |
| 2023 | 2 | 7 |
| 2024 | 4 | 3 |
| 2025 | 7 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High voltage feedthrough apparatus5 May 2026US 12,621,946 B2Varex Imaging Corporation
- Mounted planar filament31 Mar 2026US 12,592,355 B2Moxtek, Inc.
- X-ray tube25 Nov 2025US 12,484,135 B2Canon Electron Tubes & Devices Co., Ltd.
- Cathode device with improved electron emitter contacting21 Oct 2025US 12,451,318 B2Siemens Healthineers AG
- X-ray tube cathode focusing element22 Jul 2025US 12,368,016 B2GE Precision Healthcare LLC
- Cathode device with improved electron emitter contacting5 Feb 2026US 2026/0038762 A1Siemens Healthineers AG
- Vacuum tube insert assembly with feed-through pin plug and mating socket28 Aug 2025US 2025/0273421 A1Varex Imaging Corporation
- Cathode device with improved electron emitter contacting31 Jul 2025US 2025/0246394 A1Siemens Healthineers AG
- Field emitter apparatuses and x-ray systems19 Jun 2025US 2025/0201506 A1Varex Imaging Corporation
- Mounted planar filament6 Mar 2025US 2025/0079108 A1Moxtek, Inc.
Most cited
By later US patents
- Emitter array configurations for a stationary CT system73US 7,192,031 B2General Electric Company · 2007
- High voltage x-ray generator and related oil well formation analysis apparatus and method39US 7,564,948 B2Schlumberger Technology Corporation · 2009
- Apparatus for modifying electron beam aspect ratio for X-ray generation29US 8,588,372 B2General Electric Company · 2013
- Miniature x-ray source22US 6,353,658 B1The Regents of the University of California · 2002
- High-voltage plug for an X-ray tube21US 5,596,621 ASiemens Aktiengesellschaft · 1997