A61B 6/4021
Involving movement of the focal spot
Official title: {involving movement of the focal spot}
A61B6/4021 (Involving movement of the focal spot) appears on 799 US grants and 672 published applications in this corpus.
Search patents in A61B- Granted patents
- 799
- Published applications
- 672
- Assignees
- 211
- Inventors
- 1,213
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 12 | 0 |
| 1978 | 20 | 0 |
| 1979 | 12 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 12 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 13 | 0 |
| 1997 | 13 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 23 | 1 |
| 2002 | 8 | 7 |
| 2003 | 10 | 21 |
| 2004 | 16 | 27 |
| 2005 | 16 | 32 |
| 2006 | 30 | 27 |
| 2007 | 22 | 25 |
| 2008 | 22 | 26 |
| 2009 | 16 | 39 |
| 2010 | 35 | 59 |
| 2011 | 34 | 44 |
| 2012 | 31 | 46 |
| 2013 | 29 | 21 |
| 2014 | 34 | 18 |
| 2015 | 31 | 40 |
| 2016 | 23 | 21 |
| 2017 | 25 | 20 |
| 2018 | 23 | 21 |
| 2019 | 19 | 17 |
| 2020 | 24 | 49 |
| 2021 | 27 | 24 |
| 2022 | 33 | 31 |
| 2023 | 23 | 23 |
| 2024 | 23 | 14 |
| 2025 | 23 | 9 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for imaging wide film radiographs1 Sep 2026US 12,721,584 B2Medtronic Navigation, Inc.
- Fast 3D radiography with multiple pulsed X-ray sources by deflecting tube electron beam using electro-magnetic field1 Sep 2026US 12,721,585 B2AIXScan Inc.
- System and method for a built-in alignment mechanism for an X-ray focal spot30 Dec 2025US 12,507,969 B2GE Precision Healthcare LLC
- Compact X-ray electron beam scan tube, system and method23 Dec 2025US 12,505,973 B2Nautilus Xray Inc.
- Systems and methods for focus control in X-rays16 Dec 2025US 12,501,533 B2Shanghai United Imaging Healthcare Co., Ltd.
- Method for providing image data1 Oct 2026US 2026/0294365 A1Siemens Healthineers AG
- X-ray unit, imaging device, method for operating an x-ray unit, method for acquiring image data, and computer program product1 Oct 2026US 2026/0294376 A1Siemens Healthineers AG
- Moving focal spot tube calibration10 Sep 2026US 2026/0263024 A1Hologic, Inc.
- Radiation generation apparatus3 Sep 2026US 2026/0256439 A1FUJIFILM Corporation
- Calibration method for use in ct imaging16 Jul 2026US 2026/0198886 A1Koninklijke Philips N. V.
Most cited
By later US patents
- Systems and methods for imaging large field-of-view objects486US 7,108,421 B2Breakaway Imaging, LLC · 2006
- Systems and methods for imaging large field-of-view objects323US 9,398,886 B2Medtronic Navigation, Inc. · 2016
- Tetrahedron beam computed tomography318US 7,760,849 B2William Beaumont Hospital · 2010
- Systems and methods for imaging large field-of-view objects315US 7,661,881 B2Medtronic Navigation, Inc. · 2010
- Systems and methods for imaging large field-of-view objects309US 8,678,647 B2Medtronic Navigation, Inc. · 2014