H01J 35/22
X-ray tubes: specially designed for passing a very high current for a
Official title: specially designed for passing a very high current for a very short time, e.g. for flash operation
H01J35/22 (X-ray tubes: specially designed for passing a very high current for a) appears on 31 US grants and 19 published applications in this corpus.
Search patents in H01J- Granted patents
- 31
- Published applications
- 19
- Assignees
- 22
- Inventors
- 51
- Latest grant
- 11 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 5 |
| 2016 | 2 | 0 |
| 2017 | 3 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- High dose rate radiotherapy, system and method11 Jun 2024US 12,005,274 B2Varian Medical Systems, Inc.
- Compact tunable x-ray source based on laser-plasma driven betatron emission11 May 2021US 11,000,245 B2NUtech Ventures
- Receptacle for receiving a plug connector of a high-voltage cable for a microfocus X-ray tube, plug connection for a high-voltage cable17 Nov 2020US 10,840,053 B2Yxlon International GmbH
- X-ray source using electron impact excitation of high velocity liquid metal beam12 Nov 2019US 10,473,599 B2
- Spark gap comprising a capacitive energy store21 Nov 2017US 9,825,434 B2Siemens Aktiengesellschaft
- High dose rate radiotherapy, system and method29 Aug 2024US 2024/0285977 A1Varian Medical Systems, Inc.
- High dose rate radiotherapy, system and method21 Sep 2023US 2023/0293909 A1Varian Medical Systems, Inc.
- Compact tunable x-ray source based on laser-plasma driven betatron emission19 Mar 2020US 2020/0085388 A1NUtech Ventures
- X-ray source using electron impact excitation of high velocity liquid metal beam6 Jun 2019US 2019/0170670 A1Bruker AXS GmbH
- Receptacle for receiving a plug connector of a high-voltage cable for a microfocus x-ray tube, plug connection for a high-voltage cable27 Sep 2018US 2018/0277331 A1Yxlon International GmbH
Most cited
By later US patents
- X-ray generating mechanism using electron field emission cathode190US 6,553,096 B1University of North Carolina - Chapel Hill · 2003
- Large-area individually addressable multi-beam x-ray system and method of forming same85US 6,876,724 B2University of North Carolina - Chapel Hill · 2005
- Radiation imaging apparatus68US 4,289,969 AButler Greenwich Inc. · 1981
- Electron beam-capillary plasma flash x-ray device63US 4,201,921 AInternational Business Machines Corporation · 1980
- Method and apparatus for controlling electron beam current57US 7,085,351 B2The University of North Carolina at Chapel Hill · 2006