H01J 49/38
Omegatrons
Official title: Omegatrons {; using ion cyclotron resonance}
H01J49/38 (Omegatrons) appears on 182 US grants and 128 published applications in this corpus.
Search patents in H01J- Granted patents
- 182
- Published applications
- 128
- Assignees
- 90
- Inventors
- 274
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 3 |
| 2003 | 5 | 4 |
| 2004 | 3 | 4 |
| 2005 | 3 | 9 |
| 2006 | 7 | 6 |
| 2007 | 2 | 6 |
| 2008 | 4 | 7 |
| 2009 | 6 | 13 |
| 2010 | 8 | 5 |
| 2011 | 7 | 4 |
| 2012 | 7 | 3 |
| 2013 | 7 | 8 |
| 2014 | 9 | 8 |
| 2015 | 6 | 5 |
| 2016 | 8 | 5 |
| 2017 | 5 | 6 |
| 2018 | 1 | 7 |
| 2019 | 8 | 4 |
| 2020 | 9 | 5 |
| 2021 | 3 | 2 |
| 2022 | 1 | 3 |
| 2023 | 3 | 4 |
| 2024 | 3 | 4 |
| 2025 | 4 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reducing AC effects on ions entering ion guide with pulsing auxiliary AC11 Aug 2026US 12,706,293 B2DH Technologies Development Pte. Ltd.
- Ion cyclotron resonance separator apparatus and method of use thereof20 Jan 2026US 12,531,228 B2
- Noninvasive detection of cancer originating in tissue outside the lung using exhaled breath6 Jan 2026US 12,517,110 B2University of Louisville Research Foundation, Inc.
- Identification of harmonics in RF quadrupole Fourier transform mass spectra28 Oct 2025US 12,456,615 B2DH Technologies Development Pte. Ltd.
- Method to prepare virtual assay using Fourier transform ion cyclotron resonance mass spectroscopy4 Mar 2025US 12,243,627 B2Saudi Arabian Oil Company
- Method for determining abundance of ions4 Dec 2025US 2025/0372362 A1Thermo Fisher Scientific (Bremen) GmbH
- Calibration of an Image Current-based Mass Analyzer Included in a Mass Spectrometer25 Sep 2025US 2025/0299939 A1Thermo Finnigan LLC
- Fourier transform ion cyclotron resonance mass spectrometry detection method for active dissolved organic matter26 Jun 2025US 2025/0210334 A1
- Ion cyclotron resonance separator apparatus and method of use thereof19 Sep 2024US 2024/0312773 A1
- Reducing AC Effects on Ions Entering Ion Guide with Pulsing Auxiliary AC18 Jul 2024US 2024/0242958 A1DH Technologies Development Pte. Ltd.
Most cited
By later US patents
- Tailored excitation for trapped ion mass spectrometry136US 4,761,545 AThe Ohio State University Research Foundation · 1988
- Apparatus and methods for continuous beam fourier transform mass spectrometry90US 6,452,168 B1UT-Battelle, LLC · 2002
- Fourier transform ion cyclothon resonance mass spectrometer with spatially separated sources and detector74US 4,686,365 AAmerican Cyanamid Company · 1987
- Mass spectrometer with reduced static electric field65US 4,931,640 A1990
- Fourier transform ion cyclotron resonance spectroscopy method and apparatus57US 3,937,955 ANicolet Technology Corporation · 1976