H01J 49/065
Having stacked electrodes
Official title: {having stacked electrodes, e.g. ring stack, plate stack}
H01J49/065 (Having stacked electrodes) appears on 280 US grants and 323 published applications in this corpus.
Search patents in H01J- Granted patents
- 280
- Published applications
- 323
- Assignees
- 89
- Inventors
- 385
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 6 |
| 2003 | 5 | 2 |
| 2004 | 5 | 10 |
| 2005 | 7 | 4 |
| 2006 | 4 | 4 |
| 2007 | 2 | 5 |
| 2008 | 5 | 4 |
| 2009 | 6 | 17 |
| 2010 | 7 | 10 |
| 2011 | 8 | 15 |
| 2012 | 12 | 4 |
| 2013 | 16 | 16 |
| 2014 | 13 | 21 |
| 2015 | 22 | 15 |
| 2016 | 14 | 16 |
| 2017 | 17 | 18 |
| 2018 | 15 | 12 |
| 2019 | 15 | 18 |
| 2020 | 17 | 23 |
| 2021 | 17 | 22 |
| 2022 | 18 | 21 |
| 2023 | 15 | 14 |
| 2024 | 17 | 19 |
| 2025 | 12 | 14 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Planar ion processing station21 Jul 2026US 12,689,015 B2DH Technologies Development Pte. Ltd.
- Ion funnel-based collision cell31 Mar 2026US 12,592,372 B2Agilent Technologies, Inc.
- Mass spectrometer10 Feb 2026US 12,548,749 B2Hitachi High-Tech Corporation
- Flow recirculation for mobility separation improvement20 Jan 2026US 12,529,679 B2Thermo Finnigan LLC
- Ion guide electrode configurations for polarity-independent ion containment21 Oct 2025US 12,451,315 B2Thermo Finnigan LLC
- Apparatus and method27 Aug 2026US 2026/0253857 A1Isotopx Ltd
- Mass-to-Charge Value-based Setting of DC Voltage Magnitudes for an Ion Guide27 Aug 2026US 2026/0253858 A1Thermo Finnigan LLC
- Ion transport device30 Jul 2026US 2026/0221406 A1Ionoscope Limited Liability Company
- Ion Guide with Switchable Operation Modes7 May 2026US 2026/0128269 A1Thermo Finnigan LLC
- Charged particle beam focusing device30 Apr 2026US 2026/0121009 A1Research & Business Foundation Sungkyunkwan University
Most cited
By later US patents
- Method and apparatus for directing ions and other charged particles generated at near atmospheric pressures into a region under vacuum291US 6,107,628 ABattelle Memorial Institute · 2000
- Method and device for the reflection of charged particles on surfaces154US 5,572,035 ABruker-Franzen Analytik GmbH · 1996
- Ionization source utilizing a jet disturber in combination with an ion funnel and method of operation132US 6,583,408 B2Battelle Memorial Institute · 2003
- Apparatus and method for parallel flow ion mobility spectrometry combined with mass spectrometry119US 7,838,826 B1Bruker Daltonics, Inc. · 2010
- Ion processing: control and analysis118US 5,206,506 A1993