H01J 2235/1275
Characterised by the fluid
Official title: characterised by the fluid
H01J2235/1275 (Characterised by the fluid) appears on 36 US grants and 31 published applications in this corpus.
Search patents in H01J- Granted patents
- 36
- Published applications
- 31
- Assignees
- 23
- Inventors
- 72
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 3 | 2 |
| 2021 | 2 | 7 |
| 2022 | 0 | 0 |
| 2023 | 7 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Forced oil circulation in X-ray tube without external hoses1 Sep 2026US 12,725,753 B2GE Precision Healthcare LLC
- Rotary-transmission-target microfocus X-ray source and ray generation method14 Nov 2023US 11,817,287 B1Beijing Institute of Technology
- X-ray beam generation system using a lead-bismuth alloy7 Feb 2023US 11,574,790 B2King Fahd University of Petroleum and Minerals
- System for constant flow generation of X-ray beams7 Feb 2023US 11,574,791 B2King Fahd University of Petroleum and Minerals
- Beam generation system including vacuum pump and liquid target7 Feb 2023US 11,574,792 B2King Fahd University of Petroleum and Minerals
- Forced oil circulation in x-ray tube without external hoses25 Sep 2025US 2025/0299901 A1GE Precision Healthcare LLC
- Cooled rotating anode x-ray source10 Apr 2025US 2025/0118522 A1CurveBeam, LLC
- Rotary-transmission-target microfocus x-ray source and ray generation method16 Nov 2023US 2023/0369005 A1Beijing Institute of Technology
- System for constant flow generation of x-ray beams9 Dec 2021US 2021/0383998 A1King Fahd University of Petroleum and Minerals
- Beam generation system including vacuum pump and liquid target9 Dec 2021US 2021/0383999 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- X-ray tube having rotary anode cooled with high thermal conductivity fluid62US 5,541,975 A1996
- Dual fluid cooling system for high power x-ray tubes21US 6,519,317 B2Varian Medical Systems, Inc. · 2003
- Liquid-free x-ray insert window17US 6,594,341 B1Koninklijke Philips Electronics N. V. · 2003
- Liquid metal cooled anode for an X-ray tube16US 6,192,107 B1General Electric Company · 2001
- Electron window for a liquid metalanode, liquid metal anode, X-ray emitter and method for operating such an X-ray emitter of this type12US 7,443,958 B2GE Homeland Protection, Inc. · 2008