H01J 43/20
Dynodes consisting of sheet material
Official title: Dynodes consisting of sheet material, e.g. plane, bent
H01J43/20 (Dynodes consisting of sheet material) appears on 28 US grants and 23 published applications in this corpus.
Search patents in H01J- Granted patents
- 28
- Published applications
- 23
- Assignees
- 15
- Inventors
- 52
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 4 | 4 |
| 2020 | 1 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated native oxide device based on aluminum, aluminum alloys or beryllium copper (INOD) and discrete dynode electron multiplier (DDEM)23 Apr 2024US 11,967,494 B2Skyfinis, Inc.
- Electron multiplier and photoelectron multiplier including same9 Apr 2024US 11,955,325 B1Hamamatsu Photonics K.K.
- Magnetic photomultiplier tube system8 Nov 2022US 11,493,383 B2El-Mul Technologies Ltd.
- First-stage dynode and photomultiplier tube12 Apr 2022US 11,302,522 B2Hamamatsu Photonics K.K.
- Electron multiplier production method and electron multiplier23 Mar 2021US 10,957,522 B2Hamamatsu Photonics K.K.
- Capacitor as alternative to power supply for low leakage current ion optics elements in mass spectrometers8 Oct 2026US 2026/0311983 A1Thermo Finnigan LLC
- Electron multiplier and photoelectron multiplier including same28 Mar 2024US 2024/0105434 A1Hamamatsu Photonics K.K.
- Integrated native oxide device based on aluminum, aluminum alloys or beryllium copper (inod) and discrete dynode electron multiplier (ddem)18 Nov 2021US 2021/0358730 A1Skyfinis, Inc.
- First-stage dynode and photomultiplier tube30 Sep 2021US 2021/0305033 A1Hamamatsu Photonics K.K.
- Magnetic photomultiplier tube20 Aug 2020US 2020/0264042 A1El-Mul Technologies Ltd.
Most cited
By later US patents
- Fast recovery electron multiplier37US 6,841,936 B2Ciphergen Biosystems, Inc. · 2005
- Optical detectors and methods of using them11US 9,396,914 B2PerkinElmer Health Sciences, Inc. · 2016
- Photomultiplier tube9US 6,927,538 B2Hamamatsu Photonics K.K. · 2005
- Photomultiplier7US 6,989,632 B2Electron Tubes Limited · 2006
- Reducing gain shifts in photomultiplier tubes6US 3,943,458 AThe United States of America as represented by the United States Energy Research and Development Administration · 1976