H01J 31/501
With an electrostatic electron optic system
Official title: {with an electrostatic electron optic system (H01J31/52 - H01J31/56 take precedence)}
H01J31/501 (With an electrostatic electron optic system) appears on 133 US grants and 18 published applications in this corpus.
Search patents in H01J- Granted patents
- 133
- Published applications
- 18
- Assignees
- 50
- Inventors
- 213
- Latest grant
- 4 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 3 | 0 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
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
- Biosensor16 Apr 2019US 10,261,019 B2Shenzhen Genorivision Technology Co., Ltd.
- High performance scanning miniature star camera system9 May 2017US 9,648,252 B2The Charles Stark Draper Laboratory, Inc.
- Streak tube and streak device including same10 Feb 2015US 8,952,604 B2Hamamatsu Photonics K.K.
- Mass spectrometry device and mass spectrometry method9 Feb 2023US 2023/0042476 A1Hamamatsu Photonics K.K.
- Interleaved photon detection array for optically measuring a physical sample2 Feb 2023US 2023/0034096 A1Kendall Research Systems, LLC
- Digital shutter control for bright flash recover in night vision equipment18 Jun 2020US 2020/0194211 A1Eagle Technology, LLC
- Interleaved photon detection array for optically measuring a physical sample8 Aug 2019US 2019/0239753 A1
- A biosensor5 Apr 2018US 2018/0095039 A1Shenzhen Genorivision Technology Co., Ltd.
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
- Epitaxial indium-gallium-arsenide phosphide layer on lattice-matched indium-phosphide substrate and devices45US 3,982,261 AVarian Associates, Inc. · 1976
- X-ray examination apparatus with a semiconductor x-ray detector33US 5,905,772 AU. S. Philips Corporation · 1999