H01J 49/0095
Particular arrangements for generating, introducing or analyzing both positive and negative analyte
Official title: {Particular arrangements for generating, introducing or analyzing both positive and negative analyte ions (ion/ion reactions H01J49/0072)}
H01J49/0095 (Particular arrangements for generating, introducing or analyzing both positive and negative analyte) appears on 114 US grants and 108 published applications in this corpus.
Search patents in H01J- Granted patents
- 114
- Published applications
- 108
- Assignees
- 78
- Inventors
- 230
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 6 | 4 |
| 2005 | 3 | 8 |
| 2006 | 4 | 2 |
| 2007 | 6 | 3 |
| 2008 | 3 | 5 |
| 2009 | 3 | 4 |
| 2010 | 4 | 3 |
| 2011 | 1 | 7 |
| 2012 | 3 | 1 |
| 2013 | 2 | 4 |
| 2014 | 11 | 6 |
| 2015 | 3 | 5 |
| 2016 | 4 | 8 |
| 2017 | 8 | 5 |
| 2018 | 7 | 6 |
| 2019 | 10 | 7 |
| 2020 | 4 | 3 |
| 2021 | 4 | 4 |
| 2022 | 3 | 2 |
| 2023 | 2 | 5 |
| 2024 | 6 | 6 |
| 2025 | 1 | 4 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multimode ion detector with wide dynamic range and automatic mode switching22 Sep 2026US 12,744,194 B2
- Daly detector operable in negative ion and positive ion detection modes5 Aug 2025US 12,379,512 B2Thermo Finnigan LLC
- Methods for sampling into an atmospheric pressure inlet mass spectrometer19 Nov 2024US 12,148,606 B2University of South Florida
- Ion detector8 Oct 2024US 12,112,932 B2Hamamatsu Photonics K.K.
- Time-of-flight mass spectrometry device and analysis method10 Sep 2024US 12,087,569 B2Shimadzu Corporation
- Ion detection systems for detecting ions emitted from ion analyzers2 Jul 2026US 2026/0188635 A1El-Mul Technologies Ltd.
- Method and device for analysing sample material5 Feb 2026US 2026/0038789 A1Bruker Daltonics, Inc.
- Hybrid inductively coupled plasma mass spectrometer (icp-ms) and methods2 Oct 2025US 2025/0308877 A1Kimia Analytics Inc.
- Multi-pressure chemical ionization (mpci) system, mass spectrometer and method using the same11 Sep 2025US 2025/0285853 A1Karsa Oy
- Device for online rapid pretreatment mass spectrometry of multi-cell or single-cell sample and application thereof15 May 2025US 2025/0155406 A1University of Science and Technology of China
Most cited
By later US patents
- Electrostatic ion trap mass spectrometers117US 6,888,130 B12005
- Mass spectrometer with radial ejection63US 5,576,540 AMDS Health Group Limited · 1996
- Device and method for analyzing ions of high mass59US 5,202,561 AFinnigan Corporation · 1993
- Positive and negative ion recording system for mass spectrometer41US 4,136,280 AUniversity of Virginia · 1979
- High pressure mass spectrometry systems and methods40US 10,204,775 B2908 Devices Inc. · 2019