H01J 49/0081
Tandem in time, i.e. using a single spectrometer
Official title: {Tandem in time, i.e. using a single spectrometer}
H01J49/0081 (Tandem in time, i.e. using a single spectrometer) appears on 84 US grants and 81 published applications in this corpus.
Search patents in H01J- Granted patents
- 84
- Published applications
- 81
- Assignees
- 39
- Inventors
- 105
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
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| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 0 | 1 |
| 2011 | 4 | 2 |
| 2012 | 3 | 1 |
| 2013 | 2 | 3 |
| 2014 | 3 | 10 |
| 2015 | 11 | 10 |
| 2016 | 5 | 8 |
| 2017 | 8 | 4 |
| 2018 | 2 | 5 |
| 2019 | 1 | 5 |
| 2020 | 6 | 4 |
| 2021 | 3 | 5 |
| 2022 | 4 | 4 |
| 2023 | 5 | 3 |
| 2024 | 3 | 3 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Threshold-based IDA exclusion list17 Jun 2025US 12,334,324 B2DH Technologies Development Pte. Ltd.
- Simplification of method or system using scout MRM13 May 2025US 12,300,478 B2DH Technologies Development Pte. Ltd.
- Two-dimensional mass spectrometry using ion micropacket detection3 Dec 2024US 12,159,777 B2Purdue Research Foundation
- Systems and methods for performing multiple precurser, neutral loss and product ion scans in a single ion trap2 Jul 2024US 12,027,355 B2Purdue Research Foundation
- Ion trap mass spectrometer, mass spectrometry method and non-transitory computer readable medium storing control program30 Jan 2024US 11,887,833 B2Shimadzu Corporation
- Mass spectrometry method and mass spectrometry apparatus20 Aug 2026US 2026/0245849 A1Shimadzu Corporation
- Improvements in and relating to ion analysis using image-charge/current analysis5 Dec 2024US 2024/0404812 A1Shimadzu Corporation
- Tandem mass spectrometer and method of tandem mass spectrometry15 Aug 2024US 2024/0274424 A1Thermo Fisher Scientific (Bremen) GmbH
- Two-dimensional mass spectrometry using ion micropacket detection22 Feb 2024US 2024/0063009 A1Purdue Research Foundation
- Systems and methods for performing multiple precurser, neutral loss and product ion scans in a single ion trap21 Sep 2023US 2023/0298874 A1Purdue Research Foundation
Most cited
By later US patents
- Method of operating ion trap detector in MS/MS mode107US 4,736,101 AFinnigan Corporation · 1988
- Mass spectrometry method using notch filter59US 5,134,286 ATeledyne CME · 1992
- Quadrupole ion trap mass spectrometer having two pulsed axial excitation input frequencies and method of parent and neutral loss scanning and selected reaction monitoring43US 5,075,547 AFinnigan Corporation · 1991
- Method for performing a scan function on quadrupole ion trap mass spectrometers31US 6,147,348 AUniversity of Florida · 2000
- Collision cell for tandem mass spectrometry31US 9,147,563 B2Thermo Fisher Scientific (Bremen) GmbH · 2015