H01J 29/52
Arrangements for controlling intensity of ray or beam
Official title: Arrangements for controlling intensity of ray or beam, e.g. for modulation {(H01J29/467 takes precedence)}
H01J29/52 (Arrangements for controlling intensity of ray or beam) appears on 19 US grants and 10 published applications in this corpus.
Search patents in H01J- Granted patents
- 19
- Published applications
- 10
- Assignees
- 14
- Inventors
- 37
- Latest grant
- 2 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Configurable linear accelerator frequency control system and method2 Nov 2021US 11,165,427 B2Varex Imaging Corporation
- Configurable linear accelerator23 Jun 2020US 10,693,464 B2Varex Imaging Corporation
- Configurable linear accelerator trigger distribution system and method30 Jul 2019US 10,367,508 B1Varex Imaging Corporation
- Nonlinear transmission line based electron beam density modulator20 Jun 2017US 9,685,296 B1The United States of America as represented by the Secretary of the Air Force
- Method and apparatus for generating electron beams23 Jun 2015US 9,064,671 B2Arcam AB
- Configurable linear accelerator frequency control system and method21 Nov 2019US 2019/0357342 A1Varex Imaging Corporation
- Configurable linear accelerator21 Nov 2019US 2019/0357343 A1Varex Imaging Corporation
- Method and apparatus for generating electron beams14 Nov 2013US 2013/0300286 A1Arcam AB
- Optical modulator of electron beam21 Jul 2005US 2005/0156521 A1Nano-Proprietary, Inc.
- Electron gun,cathode-ray tube and projector13 May 2004US 2004/0090165 A1
Most cited
By later US patents
- Method and apparatus for generating electron beams53US 9,064,671 B2Arcam AB · 2015
- Charged particle beam scanning device16US 3,936,697 ATexas Instruments Incorporated · 1976
- Modular display apparatus with means for preventing brightness variations16US 4,525,653 AU. S. Philips Corporation · 1985
- Display system utilizing beam shape correction15US 3,984,723 ARCA Corporation · 1976
- Optical modulator of electron beam9US 7,728,520 B2Applied Nanotech Holdings, Inc. · 2010