H01J 35/26
By rotation of the anode or anticathode
Official title: by rotation of the anode or anticathode
H01J35/26 (By rotation of the anode or anticathode) appears on 105 US grants and 101 published applications in this corpus.
Search patents in H01J- Granted patents
- 105
- Published applications
- 101
- Assignees
- 59
- Inventors
- 240
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 0 |
| 2006 | 2 | 3 |
| 2007 | 2 | 6 |
| 2008 | 4 | 2 |
| 2009 | 2 | 6 |
| 2010 | 2 | 12 |
| 2011 | 4 | 4 |
| 2012 | 10 | 5 |
| 2013 | 1 | 2 |
| 2014 | 5 | 6 |
| 2015 | 4 | 5 |
| 2016 | 4 | 2 |
| 2017 | 3 | 6 |
| 2018 | 5 | 3 |
| 2019 | 2 | 3 |
| 2020 | 3 | 2 |
| 2021 | 5 | 9 |
| 2022 | 7 | 5 |
| 2023 | 6 | 3 |
| 2024 | 1 | 8 |
| 2025 | 5 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- X-ray tube device and x-ray CT apparatus22 Sep 2026US 12,745,339 B2FUJIFILM Healthcare Corporation
- X-ray generating device comprising an electron beam generator to generate an electron beam, a target to generate X-rays, an eccentric rotator to rotate the target, and a driver to rotationally drive the eccentric rotator10 Mar 2026US 12,573,576 B2Shimadzu Corporation
- X-ray cathode shield30 Sep 2025US 12,431,318 B2GE Precision Healthcare LLC
- X-ray source with a grid voltage unit2 Sep 2025US 12,408,254 B2Siemens Healthineers AG
- X-ray tube cathode focusing element22 Jul 2025US 12,368,016 B2GE Precision Healthcare LLC
- Vacuum enclosures and x-ray sources including vacuum enclosures with multiple sealable openings24 Sep 2026US 2026/0290738 A1Varex Imaging Corporation
- X-ray cathode shield1 Jan 2026US 2026/0004989 A1GE Precision Healthcare LLC
- Cathode assemblies, methods for adjusting focal points of x-rays, and methods for controlling focused electron beams27 Mar 2025US 2025/0104957 A1Wuhan United Imaging Healthcare Co., Ltd.
- X-ray tube device and x-ray ct apparatus17 Oct 2024US 2024/0347309 A1FUJIFILM Healthcare Corporation
- X-ray tube cathode focusing element17 Oct 2024US 2024/0347310 A1GE Precision Healthcare LLC
Most cited
By later US patents
- Rotating anode x-ray tube with multiple simultaneously emitting focal spots105US 6,125,167 APicker International, Inc. · 2000
- X-ray diffraction-based scanning system96US 7,065,175 B2Varian Medical Systems Technologies, Inc. · 2006
- Alignment of an x-ray tube focal spot using a deflection coil59US 5,550,889 AGeneral Electric Company · 1996
- Cylindrical x-ray tube for computed tomography imaging49US 7,305,063 B2Koninklijke Philips Electronics N. V. · 2007
- Stereoscopic x-ray tube37US 4,712,226 ASiemens Aktiengesellschaft · 1987