H01J 35/30
By deflection of the cathode ray
Official title: by deflection of the cathode ray
H01J35/30 (By deflection of the cathode ray) appears on 237 US grants and 201 published applications in this corpus.
Search patents in H01J- Granted patents
- 237
- Published applications
- 201
- Assignees
- 108
- Inventors
- 446
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 0 |
| 2002 | 4 | 3 |
| 2003 | 1 | 1 |
| 2004 | 3 | 11 |
| 2005 | 5 | 11 |
| 2006 | 6 | 6 |
| 2007 | 9 | 10 |
| 2008 | 8 | 11 |
| 2009 | 9 | 5 |
| 2010 | 9 | 13 |
| 2011 | 4 | 5 |
| 2012 | 5 | 6 |
| 2013 | 2 | 7 |
| 2014 | 2 | 10 |
| 2015 | 8 | 18 |
| 2016 | 8 | 5 |
| 2017 | 9 | 10 |
| 2018 | 11 | 10 |
| 2019 | 7 | 6 |
| 2020 | 11 | 10 |
| 2021 | 8 | 6 |
| 2022 | 6 | 5 |
| 2023 | 8 | 7 |
| 2024 | 6 | 14 |
| 2025 | 6 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- X-ray generator8 Sep 2026US 12,731,752 B2Hamamatsu Photonics K.K.
- X-ray generation device14 Jul 2026US 12,683,110 B2Hamamatsu Photonics K.K.
- Electron emitter for multiple focal spot sizes19 May 2026US 12,633,488 B2Siemens Healthineers AG
- X-ray generation device7 Apr 2026US 12,597,581 B2Hamamatsu Photonics K.K.
- Compact X-ray electron beam scan tube, system and method23 Dec 2025US 12,505,973 B2Nautilus Xray Inc.
- Electron beam emission structure and field emission device3 Sep 2026US 2026/0260836 A1Meidensha Corporation
- X-ray imaging device and method for extending image parameters14 May 2026US 2026/0133143 A1Bruker Belgium N.V.
- Compact x-ray electron beam scan tube, system and method23 Apr 2026US 2026/0112565 A1
- Small-target x-ray system18 Dec 2025US 2025/0385064 A1Excillum AB
- X-ray source and operating method therefor28 Aug 2025US 2025/0271370 A1
Most cited
By later US patents
- X-ray source with shaped radiation pattern254US 5,422,926 APhotoelectron Corporation · 1995
- System for inspecting the contents of a container188US 6,542,574 B2American Science and Engineering, Inc. · 2003
- X-ray apparatus for applying a predetermined flux to an interior surface of a body cavity166US 5,621,780 APhotoelectron Corporation · 1997
- X-ray source with flexible probe153US 5,428,658 APhotoelectron Corporation · 1995
- X-ray tube133US 6,339,635 B12002