H01J 49/105
Using high-frequency excitation
Official title: {using high-frequency excitation, e.g. microwave excitation, Inductively Coupled Plasma [ICP]}
H01J49/105 (Using high-frequency excitation) appears on 478 US grants and 506 published applications in this corpus.
Search patents in H01J- Granted patents
- 478
- Published applications
- 506
- Assignees
- 228
- Inventors
- 888
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 2 |
| 2002 | 0 | 4 |
| 2003 | 3 | 5 |
| 2004 | 4 | 9 |
| 2005 | 6 | 9 |
| 2006 | 7 | 9 |
| 2007 | 5 | 4 |
| 2008 | 7 | 3 |
| 2009 | 3 | 6 |
| 2010 | 5 | 3 |
| 2011 | 3 | 10 |
| 2012 | 6 | 9 |
| 2013 | 9 | 13 |
| 2014 | 16 | 16 |
| 2015 | 13 | 23 |
| 2016 | 19 | 21 |
| 2017 | 21 | 29 |
| 2018 | 24 | 23 |
| 2019 | 44 | 36 |
| 2020 | 31 | 33 |
| 2021 | 30 | 46 |
| 2022 | 32 | 45 |
| 2023 | 36 | 41 |
| 2024 | 43 | 46 |
| 2025 | 35 | 40 |
| 2026 | 10 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for recovering organic contaminants from semiconducting wafers29 Sep 2026US 12,749,667 B2Elemental Scientific, Inc.
- Method for analyzing thin film and device for analyzing thin film25 Aug 2026US 12,716,709 B2Samsung Display Co., Ltd.
- System and method for analysing volatile organic compounds (VOC) by low-temperature plasma and mass spectrometry (LTP-MS)18 Aug 2026US 12,712,167 B2Centre Hospitalier Regional Et Universitaire De Lille (Chru)
- Systems for integrated decomposition and scanning of a semiconducting wafer18 Aug 2026US 12,713,869 B2Elemental Scientific, Inc.
- Mass spectrometer19 May 2026US 12,633,510 B2Shimadzu Corporation
- Mass spectrometer1 Oct 2026US 2026/0302152 A1Thermo Fisher Scientific (Bremen) GmbH
- Thread patterns for sampler cone24 Sep 2026US 2026/0290774 A1PerkinElmer Scientific Canada ULC
- Method of counting nanoparticle tags in solid samples24 Sep 2026US 2026/0290776 A1Masarykova Univerzita
- Amanita Muscaria Mushroom Extracts and Products, and Improved Processes for Producing Extracts of Amanita Muscaria Mushrooms at Kilogram Scale3 Sep 2026US 2026/0256858 A1Psyched Wellness Ltd.
- Apparatus and method27 Aug 2026US 2026/0253857 A1Isotopx Ltd
Most cited
By later US patents
- Method of plasma mass analysis with reduced space charge effects105US 5,381,008 AMDS Health Group Limited · 1995
- Atmospheric pressure afterglow ionization system and method of use, for mass spectrometer sample analysis systems101US 5,192,865 ACetac Technologies Inc. · 1993
- Integrated sample preparation, separation and introduction microdevice for inductively coupled plasma mass spectrometry79US 6,610,978 B2Agilent Technologies, Inc. · 2003
- Spray chamber with dryer65US 5,969,352 AMDS Inc. · 1999
- Inductively coupled plasma spectrometers and radio-frequency power supply therefor64US 5,383,019 AFisons Limited · 1995