H01J 49/0445
With means for introducing as a spray, a jet or an aerosol
Official title: {with means for introducing as a spray, a jet or an aerosol (electrospray ion sources H01J49/165)}
H01J49/0445 (With means for introducing as a spray, a jet or an aerosol) appears on 392 US grants and 372 published applications in this corpus.
Search patents in H01J- Granted patents
- 392
- Published applications
- 372
- Assignees
- 162
- Inventors
- 617
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 5 |
| 2003 | 6 | 6 |
| 2004 | 4 | 5 |
| 2005 | 6 | 11 |
| 2006 | 8 | 5 |
| 2007 | 7 | 3 |
| 2008 | 4 | 3 |
| 2009 | 1 | 4 |
| 2010 | 3 | 7 |
| 2011 | 5 | 4 |
| 2012 | 3 | 8 |
| 2013 | 9 | 6 |
| 2014 | 10 | 13 |
| 2015 | 11 | 25 |
| 2016 | 21 | 15 |
| 2017 | 24 | 24 |
| 2018 | 18 | 36 |
| 2019 | 29 | 25 |
| 2020 | 40 | 39 |
| 2021 | 34 | 32 |
| 2022 | 29 | 20 |
| 2023 | 28 | 26 |
| 2024 | 14 | 23 |
| 2025 | 12 | 15 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exhaust flow boosting for sampling probe for use in mass spectrometry systems and methods6 Oct 2026US 12,755,951 B2DH Technologies Development Pte. Ltd.
- Mass spectrometer6 Oct 2026US 12,755,952 B2YOUNG IN ACE Co., Ltd.
- Systems and methods for recovering organic contaminants from semiconducting wafers29 Sep 2026US 12,749,667 B2Elemental Scientific, Inc.
- Sealing interface for curtain chamber25 Aug 2026US 12,719,040 B2DH Technologies Development Pte. Ltd.
- Mass spectrometer18 Aug 2026US 12,712,168 B2YOUNG IN ACE Co., 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
- Paper-based microfluidic platform and method for particle spectrometry analysis20 Aug 2026US 2026/0245851 A1The Trustees of Indiana University
- Apparatus for automatically measuring and monitoring taste and odor-causing substance in water (raw water, purified water, and discharged water)20 Aug 2026US 2026/0245852 A1Keystone Snt Inc.
- Interface and method for the preparation of material for transfer into a mass spectrometer13 Aug 2026US 2026/0237624 A1Centre Hospitalier Universitaire De Lille
- Characterizing aerosol particles using pneumatic-nebulizer-induced disintegration30 Jul 2026US 2026/0219156 A1Light Matter Interaction Inc.
Most cited
By later US patents
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Ion spray apparatus and method156US 4,861,988 ACornell Research Foundation, Inc. · 1989
- Liquid trap or separator for electrosurgical applications134US 10,916,415 B2Micromass UK Limited · 2021
- Self generating ion device for mass spectrometry of liquids113US 5,559,326 AHewlett-Packard Company · 1996
- Interface for coupling liquid chromatography to solid or gas phase detectors85US 4,883,958 AVestec Corporation · 1989