H01J 49/044
With means for preventing droplets from entering the analyzer
Official title: {with means for preventing droplets from entering the analyzer; Desolvation of droplets}
H01J49/044 (With means for preventing droplets from entering the analyzer) appears on 125 US grants and 107 published applications in this corpus.
Search patents in H01J- Granted patents
- 125
- Published applications
- 107
- Assignees
- 43
- Inventors
- 183
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 3 |
| 2003 | 8 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 0 |
| 2008 | 4 | 5 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 4 | 2 |
| 2014 | 5 | 6 |
| 2015 | 3 | 3 |
| 2016 | 3 | 6 |
| 2017 | 3 | 2 |
| 2018 | 4 | 19 |
| 2019 | 5 | 5 |
| 2020 | 11 | 5 |
| 2021 | 11 | 3 |
| 2022 | 11 | 8 |
| 2023 | 6 | 7 |
| 2024 | 1 | 5 |
| 2025 | 4 | 1 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing interface for curtain chamber25 Aug 2026US 12,719,040 B2DH Technologies Development Pte. Ltd.
- Ionizer23 Jun 2026US 12,665,181 B2Shimadzu Corporation
- Rapid evaporative ionisation mass spectrometry (“REIMS”) and desorption electrospray ionisation mass spectrometry (“DESI-MS”) analysis of swabs and biopsy samples2 Jun 2026US 12,646,702 B2Micromass UK Limited
- Bent PCB ion guide for reduction of contamination and noise3 Feb 2026US 12,542,266 B2DH Technologies Development Pte. Ltd.
- High flowrate flushing for open port sampling probe20 Jan 2026US 12,531,224 B2DH Technologies Development Pte. Ltd.
- Rapid evaporative ionisation mass spectrometry ("reims") and desorption electrospray ionisation mass spectrometry ("desi-ms") analysis of swabs and biopsy samples10 Sep 2026US 2026/0269206 A1Micromass UK Limited
- Mass spectrometer11 Jun 2026US 2026/0162951 A1Shimadzu Corporation
- Flow control device29 Jan 2026US 2026/0031314 A1Glass Expansion Pty Ltd
- Mass spectrometer13 Mar 2025US 2025/0087475 A1Shimadzu Corporation
- Ionizer14 Nov 2024US 2024/0379339 A1Shimadzu Corporation
Most cited
By later US patents
- Liquid trap or separator for electrosurgical applications134US 10,916,415 B2Micromass UK Limited · 2021
- Method and apparatus for the mass spectrometric analysis of solutions133US 4,531,056 AYale University · 1985
- Ion spray with intersecting flow131US 5,412,208 AMDS Health Group Limited · 1995
- Apparatus and method for desolvating and focussing ions for introduction into a mass spectrometer106US 6,504,149 B2National Research Council of Canada · 2003
- Method of plasma mass analysis with reduced space charge effects105US 5,381,008 AMDS Health Group Limited · 1995