H01J 33/04
Windows
H01J33/04 (Windows) appears on 99 US grants and 84 published applications in this corpus.
Search patents in H01J- Granted patents
- 99
- Published applications
- 84
- Assignees
- 62
- Inventors
- 203
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 5 |
| 2003 | 3 | 3 |
| 2004 | 3 | 5 |
| 2005 | 3 | 3 |
| 2006 | 4 | 1 |
| 2007 | 3 | 5 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 3 | 3 |
| 2013 | 1 | 6 |
| 2014 | 4 | 2 |
| 2015 | 4 | 8 |
| 2016 | 6 | 8 |
| 2017 | 9 | 6 |
| 2018 | 2 | 2 |
| 2019 | 3 | 5 |
| 2020 | 3 | 4 |
| 2021 | 3 | 4 |
| 2022 | 2 | 1 |
| 2023 | 0 | 4 |
| 2024 | 1 | 0 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy beam irradiation device14 Oct 2025US 12,444,518 B2Hamamatsu Photonics K.K.
- Apparatus and method for applying accelerated electrons to gaseous media15 Apr 2025US 12,274,971 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Electron exit window foil for electron beam emitter1 Apr 2025US 12,266,498 B2Tetra Laval Holdings & Finance S. A.
- Device and method for pasteurizing and/or sterilizing particulate material13 Feb 2024US 11,896,041 B2Buhler AG
- Exit window for electron beam in isotope production18 Oct 2022US 11,476,076 B2Canadian Light Source Inc.
- Apparatus for applying accelerated electrons to fluids and inner walls of hollow bodies2 Apr 2026US 2026/0094781 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Electron exit window foil for electron beam emitter14 Dec 2023US 2023/0402245 A1Tetra Laval Holdings & Finance S. A.
- Charged particle beam generation8 Jun 2023US 2023/0178326 A1Microchip Technology Incorporated
- Energy beam irradiation device4 May 2023US 2023/0134054 A1Hamamatsu Photonics K.K.
- Apparatus and method for applying accelerated electrons to gaseous media12 Jan 2023US 2023/0010204 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
Most cited
By later US patents
- Electron beam device with single crystal window and expansion-matched anode95US 5,612,588 AAmerican International Technologies, Inc. · 1997
- Electron beam array for surface treatment85US 5,414,267 AAmerican International Technologies, Inc. · 1995
- Apparatus and method for a modular electron beam system for the treatment of surfaces63US 5,909,032 AAmerican International Technologies, Inc. · 1999
- Rigid thin windows for vacuum applications57US 6,002,202 AThe Regents of the University of California · 1999
- Electron beam window devices and methods of making same49US 5,391,958 ACharged Injection Corporation · 1995