H01J 49/405
Characterised by the reflectron
Official title: {characterised by the reflectron, e.g. curved field, electrode shapes}
H01J49/405 (Characterised by the reflectron) appears on 134 US grants and 121 published applications in this corpus.
Search patents in H01J- Granted patents
- 134
- Published applications
- 121
- Assignees
- 54
- Inventors
- 170
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 3 |
| 2004 | 7 | 6 |
| 2005 | 3 | 4 |
| 2006 | 4 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 4 |
| 2012 | 3 | 2 |
| 2013 | 5 | 6 |
| 2014 | 6 | 6 |
| 2015 | 4 | 12 |
| 2016 | 9 | 10 |
| 2017 | 7 | 3 |
| 2018 | 10 | 6 |
| 2019 | 4 | 5 |
| 2020 | 7 | 9 |
| 2021 | 4 | 10 |
| 2022 | 8 | 6 |
| 2023 | 6 | 5 |
| 2024 | 7 | 8 |
| 2025 | 2 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for multistage mass spectrometry utilizing an electrostatic ion trap23 Jun 2026US 12,665,178 B2DH Technologies Development Pte. Ltd.
- Time of Flight mass analyser and method of Time of Flight mass spectrometry6 Jan 2026US 12,518,956 B2Thermo Fisher Scientific (Bremen) GmbH
- Voltage supply for a mass analyser14 Oct 2025US 12,444,596 B2Thermo Fisher Scientific (Bremen) GmbH
- Time-of-flight mass spectrometer with multiple reflection21 Jan 2025US 12,205,814 B2
- Multi-turn time-of-flight mass spectrometer26 Nov 2024US 12,154,778 B2Shimadzu Corporation
- Multi-reflection mass spectrometer12 Mar 2026US 2026/0074172 A1Thermo Fisher Scientific (Bremen) GmbH
- Ion Optical Elements and Methods of Manufacturing the Same13 Nov 2025US 2025/0349529 A1DH Technologies Development Pte. Ltd.
- Multi-reflection mass spectrometer20 Feb 2025US 2025/0062111 A1Thermo Fisher Scientific (Bremen) GmbH
- Methods of mass spectrometry, a mass spectrometer and computer software28 Nov 2024US 2024/0393303 A1Thermo Fisher Scientific (Bremen) GmbH
- Multi-reflection mass spectrometer28 Nov 2024US 2024/0395531 A1Thermo Fisher Scientific (Bremen) GmbH
Most cited
By later US patents
- Non-linear field reflectron88US 5,464,985 AThe Johns Hopkins University · 1995
- Surface induced dissociation with reflectron time-of-flight mass spectrometry79US 5,144,127 A1992
- Time-of-flight analyzer and method75US 5,160,840 A1992
- Mass resolution in time-of-flight mass spectrometers with reflectors70US 5,654,545 ABruker-Franzen Analytik GmbH · 1997
- Time of flight mass spectrometer using an ion reflector68US 4,731,532 ABruker Analytische Mestechnik GmbH · 1988