G01N 21/6404
Atomic fluorescence
Official title: {Atomic fluorescence}
G01N21/6404 (Atomic fluorescence) appears on 51 US grants and 44 published applications in this corpus.
Search patents in G01N- Granted patents
- 51
- Published applications
- 44
- Assignees
- 45
- Inventors
- 143
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 3 |
| 2017 | 3 | 5 |
| 2018 | 7 | 2 |
| 2019 | 2 | 1 |
| 2020 | 3 | 5 |
| 2021 | 3 | 5 |
| 2022 | 2 | 0 |
| 2023 | 1 | 4 |
| 2024 | 2 | 0 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fiber optic luminescence-based sensor using metal-organic frameworks for detection of rare earth elements17 Feb 2026US 12,553,828 B2
- Property analysis using sensors21 Oct 2025US 12,449,359 B1United Services Automobile Association (USAA)
- Miniature atomic spectroscopy reference cell system9 Sep 2025US 12,411,085 B2ColdQuanta, Inc.
- Super resolution and fast surface B-field imaging using an NV-diamond15 Apr 2025US 12,276,610 B1National Technology & Engineering Solutions of Sandia, LLC
- Vapor cell detection system11 Mar 2025US 12,248,041 B2Northrop Grumman Systems Corporation
- Miniature atomic spectroscopy reference cell system1 Jan 2026US 2026/0002872 A1ColdQuanta, Inc.
- Determining species order of a confined multi-species object crystal6 Mar 2025US 2025/0076198 A1Quantinuum LLC
- Fiber Optic Luminescence-based Sensor Using Metal-Organic Frameworks for Detection of Rare Earth Elements6 Feb 2025US 2025/0044227 A1United States Department of Energy
- Vapor cell detection system28 Dec 2023US 2023/0417848 A1Northrop Grumman Systems Corporation
- Magnetic Field Sensor and Method for Measuring a Magnetic Field24 Aug 2023US 2023/0266415 A1Robert Bosch GmbH
Most cited
By later US patents
- Ion trapping mass spectrometry method and apparatus therefor40US 5,679,950 AHitachi, Ltd. · 1997
- Coding and authentication by phase measurement modulation response and spectral emission32US 6,441,380 B1Spectra Systems Corporation · 2002
- Spectroscope apparatus and reaction apparatus using the same26US 4,973,159 AHitachi, Ltd. · 1990
- Spectroscope apparatus and reaction apparatus using the same20US 4,820,046 AHitachi, Ltd. · 1989
- Spectrometer19US 4,575,241 ABaird Corporation · 1986