H01J 49/10
Ion sources
Official title: Ion sources; Ion guns
H01J49/10 (Ion sources) appears on 3,254 US grants and 3,431 published applications in this corpus.
Search patents in H01J- Granted patents
- 3,254
- Published applications
- 3,431
- Assignees
- 1,064
- Inventors
- 4,935
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 12 | 0 |
| 1978 | 7 | 0 |
| 1979 | 10 | 0 |
| 1980 | 8 | 0 |
| 1981 | 9 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 13 | 0 |
| 1988 | 15 | 0 |
| 1989 | 26 | 0 |
| 1990 | 23 | 0 |
| 1991 | 14 | 0 |
| 1992 | 30 | 0 |
| 1993 | 21 | 0 |
| 1994 | 30 | 0 |
| 1995 | 23 | 0 |
| 1996 | 36 | 0 |
| 1997 | 23 | 0 |
| 1998 | 34 | 0 |
| 1999 | 36 | 0 |
| 2000 | 31 | 0 |
| 2001 | 35 | 26 |
| 2002 | 34 | 60 |
| 2003 | 60 | 73 |
| 2004 | 90 | 108 |
| 2005 | 60 | 118 |
| 2006 | 102 | 98 |
| 2007 | 64 | 91 |
| 2008 | 85 | 84 |
| 2009 | 51 | 84 |
| 2010 | 69 | 80 |
| 2011 | 71 | 103 |
| 2012 | 73 | 92 |
| 2013 | 94 | 114 |
| 2014 | 119 | 161 |
| 2015 | 140 | 183 |
| 2016 | 150 | 175 |
| 2017 | 167 | 177 |
| 2018 | 141 | 177 |
| 2019 | 197 | 226 |
| 2020 | 183 | 208 |
| 2021 | 183 | 243 |
| 2022 | 165 | 196 |
| 2023 | 153 | 179 |
| 2024 | 149 | 177 |
| 2025 | 118 | 118 |
| 2026 | 59 | 80 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Volumetric measurement of micro droplets6 Oct 2026US 12,752,294 B2DH Technologies Development Pte. Ltd.
- Systems and methods for performing a check of a differential mobility spectrometer6 Oct 2026US 12,754,166 B2DH Technologies Development Pte. Ltd.
- Exhaust flow boosting for sampling probe for use in mass spectrometry systems and methods6 Oct 2026US 12,755,951 B2DH Technologies Development Pte. Ltd.
- Systems and methods for recovering organic contaminants from semiconducting wafers29 Sep 2026US 12,749,667 B2Elemental Scientific, Inc.
- System and method for sampling22 Sep 2026US 12,744,195 B2Helsingin Yliopisto
- Method for charge calibration of cdms measurements of charged particles8 Oct 2026US 2026/0311980 A1The Trustees of Indiana University
- Electrospray device8 Oct 2026US 2026/0311988 A1Micromass UK Limited
- Analytical Apparatus, Analytical System, Display Method, and Program1 Oct 2026US 2026/0302149 A1National Institute of Advanced Industrial Science and Technology
- Mass spectrometer1 Oct 2026US 2026/0302152 A1Thermo Fisher Scientific (Bremen) GmbH
- Method of mass spectrometry for the detection of perfluoroalkyl or polyfluoroalkyl substances (pfas)24 Sep 2026US 2026/0287565 A1Thermo Fisher Scientific (Bremen) GmbH
Most cited
By later US patents
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Device and method for analyzing an organic sample265US 8,263,933 B2Carl Zeiss NTS GmbH · 2012
- Material transport method and apparatus254US 6,110,343 ALockheed Martin Energy Research Corporation · 2000
- Method and apparatus for maldi analysis226US 5,777,324 ASequenom, Inc. · 1998
- Process and device for the laser desorption of an analyte molecular ions, especially of biomolecules207US 5,118,937 AFinnigan Mat GmbH · 1992