H01J 49/0072
By ion/ion reaction
Official title: {by ion/ion reaction, e.g. electron transfer dissociation, proton transfer dissociation}
H01J49/0072 (By ion/ion reaction) appears on 159 US grants and 182 published applications in this corpus.
Search patents in H01J- Granted patents
- 159
- Published applications
- 182
- Assignees
- 48
- Inventors
- 189
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 3 | 3 |
| 2007 | 0 | 2 |
| 2008 | 4 | 5 |
| 2009 | 2 | 5 |
| 2010 | 3 | 6 |
| 2011 | 2 | 13 |
| 2012 | 8 | 5 |
| 2013 | 13 | 9 |
| 2014 | 5 | 10 |
| 2015 | 12 | 13 |
| 2016 | 8 | 12 |
| 2017 | 13 | 22 |
| 2018 | 22 | 9 |
| 2019 | 7 | 14 |
| 2020 | 13 | 12 |
| 2021 | 7 | 10 |
| 2022 | 11 | 10 |
| 2023 | 9 | 5 |
| 2024 | 7 | 8 |
| 2025 | 4 | 4 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for linear quantitative dynamic range extension9 Jun 2026US 12,651,734 B2DH Technologies Development Pte. Ltd.
- Mass spectrometry method and mass spectrometer2 Jun 2026US 12,646,699 B2Shimadzu Corporation
- Mass spectrometer and mass spectrometry method17 Mar 2026US 12,580,170 B2Shimadzu Corporation
- Fast cooling of ion motion in a long chain using local modes6 Jan 2026US 12,516,894 B2IonQ, Inc.
- Two dimensional MSMS23 Sep 2025US 12,424,427 B2Micromass UK Limited
- Method for linear quantitative dynamic range extension10 Sep 2026US 2026/0269203 A1DH Technologies Development Pte. Ltd.
- Device for reacting analyte ions with electrons or reactant ions3 Sep 2026US 2026/0260863 A1Micromass UK Limited
- Ion Beam Electron Transfer Dissociation16 Oct 2025US 2025/0323031 A1DH Technologies Development Pte. Ltd.
- Mass Spectrometer11 Sep 2025US 2025/0285851 A1Shimadzu Corporation
- Parallel PTR Reactor11 Sep 2025US 2025/0285852 A1DH Technologies Development Pte. Ltd.
Most cited
By later US patents
- Method of selectively inhibiting reaction between ions58US 7,064,317 B2Purdue Research Foundation · 2006
- Electron transfer dissociation for biopolymer sequence mass spectrometric analysis50US 7,534,622 B2University of Virginia Patent Foundation · 2009
- Device and method for forming ions41US 5,869,832 AUniversity of Washington · 1999
- Confining positive and negative ions with fast oscillating electric potentials23US 7,145,139 B2Thermo Finnigan LLC · 2006
- Confining positive and negative ions with fast oscillating electric potentials19US 7,026,613 B2Thermo Finnigan LLC · 2006