H01J 3/08
Arrangements for controlling intensity of ray or beam
Official title: Arrangements for controlling intensity of ray or beam (H01J3/02, H01J3/04 take precedence)
H01J3/08 (Arrangements for controlling intensity of ray or beam) appears on 13 US grants and 14 published applications in this corpus.
Search patents in H01J- Granted patents
- 13
- Published applications
- 14
- Assignees
- 15
- Inventors
- 34
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 3 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Charge carrier generation source28 Jan 2025US 12,211,663 B2Scia Systems GmbH
- Electron gun, electron beam applicator, and method for controlling electron gun14 Jan 2025US 12,198,889 B2Photo electron Soul Inc.
- Regulated charged particle beam emitter systems and methods13 Feb 2024US 11,899,159 B2Schlumberger Technology Corporation
- Electron generating apparatus and ionization gauge20 Jul 2021US 11,069,503 B2Canon Anelva Corporation
- Electron gun, control method and control program thereof, and three-dimensional shaping apparatus26 Feb 2019US 10,217,599 B2Technology Research Association for Future Additive Manufacturing
- Electron Gun, Electron Beam Applicator, and Method for Controlling Electron Gun27 Apr 2023US 2023/0131413 A1Photo electron Soul Inc.
- Charge carrier generation source22 Dec 2022US 2022/0406559 A1Scia Systems GmbH
- Electron generating apparatus and ionization gauge25 Mar 2021US 2021/0090840 A1Canon Anelva Corporation
- Regulated Charged Particle Beam Emitter Systems and Methods8 Oct 2020US 2020/0321182 A1Schlumberger Technology Corporation
- Electron gun, control method and control program thereof, and three-dimensional shaping apparatus1 Jun 2017US 2017/0154750 A1Technology Research Association for Future Additive Manufacturing
Most cited
By later US patents
- Ion gating grid12US 4,150,319 AThe Bendix Corporation · 1979
- Charged particle beam irradiation apparatus11US 8,822,965 B2Sumitomo Heavy Industries, Ltd. · 2014
- Optical modulator of electron beam9US 7,728,520 B2Applied Nanotech Holdings, Inc. · 2010
- Dual-lens-gun electron beam apparatus and methods for high-resolution imaging with both high and low beam currents4US 8,859,982 B2KLA-Tencor Corporation · 2014
- Electron gun, method of controlling same, and electron beam additive manufacturing machine3US 9,269,520 B2JEOL Ltd. · 2016