H01J 31/502
With means to interrupt the beam
Official title: {with means to interrupt the beam, e.g. shutter for high speed photography (circuits using electron-beam shutters G03B27/725)}
H01J31/502 (With means to interrupt the beam) appears on 65 US grants and 11 published applications in this corpus.
Search patents in H01J- Granted patents
- 65
- Published applications
- 11
- Assignees
- 29
- Inventors
- 93
- Latest grant
- 4 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 2 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Digital shutter control for bright flash recover in night vision equipment4 Aug 2020US 10,734,183 B2Elbit Systems of America, LLC
- Apparatus, method and system for the calibration of a streak camera19 Nov 2019US 10,483,076 B2McMaster University
- Streak tube and streak device including same10 Feb 2015US 8,952,604 B2Hamamatsu Photonics K.K.
- Streak device4 Nov 2008US 7,446,296 B2Hamamatsu Photonics K.K.
- Imaging arrangement and method for high-speed imaging21 Aug 2007US 7,259,362 B1DRS Tactical Systems, Inc.
- Mass spectrometry device and mass spectrometry method9 Feb 2023US 2023/0042476 A1Hamamatsu Photonics K.K.
- Digital shutter control for bright flash recover in night vision equipment18 Jun 2020US 2020/0194211 A1Eagle Technology, LLC
- Apparatus, method and system for the calibration of a streak camera21 Jul 2016US 2016/0211108 A1McMaster University
- Streak tube and streak device including same2 Oct 2014US 2014/0292183 A1Hamamatsu Photonics K.K.
- Radiography measuring apparatus and radiography measuring method13 May 2010US 2010/0116993 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Opto-electronic shutter60US 6,327,073 B13DV Systems Ltd. · 2001
- Framing tube and framing camera53US 4,467,189 AHamamatsu Photonics K.K. · 1984
- Apparatus for detecting a photon pulse52US 6,049,079 AStichting voor Fundamenteel Onderzoek der Materie · 2000
- Instruments for measuring light pulses clocked at high repetition rate and electron tube devices therefor19US 4,645,918 AHamamatsu Photonics K.K. · 1987
- Device for measuring extremely diminished intensity of light18US 4,611,920 AHamamatsu Photonics K.K. · 1986