H01J 49/424
Three-dimensional ion traps, i.e. comprising end-cap and ring electrodes
Official title: {Three-dimensional ion traps, i.e. comprising end-cap and ring electrodes}
H01J49/424 (Three-dimensional ion traps, i.e. comprising end-cap and ring electrodes) appears on 321 US grants and 220 published applications in this corpus.
Search patents in H01J- Granted patents
- 321
- Published applications
- 220
- Assignees
- 118
- Inventors
- 424
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 9 | 0 |
| 1993 | 9 | 0 |
| 1994 | 11 | 0 |
| 1995 | 16 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 3 | 0 |
| 2000 | 10 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 12 |
| 2003 | 10 | 11 |
| 2004 | 13 | 17 |
| 2005 | 19 | 23 |
| 2006 | 20 | 9 |
| 2007 | 13 | 8 |
| 2008 | 7 | 5 |
| 2009 | 8 | 10 |
| 2010 | 4 | 6 |
| 2011 | 3 | 6 |
| 2012 | 10 | 7 |
| 2013 | 8 | 5 |
| 2014 | 12 | 18 |
| 2015 | 18 | 15 |
| 2016 | 10 | 7 |
| 2017 | 6 | 11 |
| 2018 | 7 | 3 |
| 2019 | 10 | 8 |
| 2020 | 6 | 9 |
| 2021 | 9 | 1 |
| 2022 | 3 | 9 |
| 2023 | 4 | 6 |
| 2024 | 10 | 7 |
| 2025 | 2 | 2 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for controlling trapped ions with an electrode layer of low surface roughness18 Aug 2026US 12,712,172 B2Infineon Technologies Austria AG
- Single-sided standing wave for exciting trapped ions28 Jul 2026US 12,695,078 B2Alpine Quantum Technologies GmbH
- Ion trap with reduced radio frequency (RF) currents using multiple feed ports26 May 2026US 12,640,355 B2Quantinuum LLC
- 3D ion traps with connection through substrate12 May 2026US 12,626,898 B2Alpine Quantum Technologies GmbH
- Multi-layer ion trap on shaped glass or dielectric substrate18 Nov 2025US 12,476,102 B2IonQ, Inc.
- Devices for Controlling Trapped Atoms and Methods for Manufacturing Thereof18 Jun 2026US 2026/0171383 A1Infineon Technologies Austria AG
- Ion traps with y-directional ion manipulation for mass spectrometry and related mass spectrometry systems and methods12 Feb 2026US 2026/0045470 A1The University of North Carolina at Chapel Hill
- Monolithic three-dimensional ion trap5 Feb 2026US 2026/0038790 A1Duke University
- System and Method of Driving Radio Frequency for Multipole Ion Processing Device24 Apr 2025US 2025/0132141 A1DH Technologies Development Pte. Ltd.
- Ion trap and method for detecting ions in an ion trap6 Feb 2025US 2025/0046591 A1Edwards Vacuum LLC
Most cited
By later US patents
- Ion trap mass spectrometer system and method218US 5,420,425 AFinnigan Corporation · 1995
- Method of mass analyzing a sample by use of a quadrupole ion trap179US 4,540,884 AFinnigan Corporation · 1985
- Tailored excitation for trapped ion mass spectrometry136US 4,761,545 AThe Ohio State University Research Foundation · 1988
- Multipole inlet system for ion traps114US 5,179,278 AMDS Health Group Limited · 1993
- Multiple stage mass spectrometer111US 6,483,109 B1University of New Hampshire · 2002