G01N 2021/3111
Using zeeman split
Official title: {using Zeeman split}
G01N2021/3111 (Using zeeman split) appears on 21 US grants and 7 published applications in this corpus.
Search patents in G01N- Granted patents
- 21
- Published applications
- 7
- Assignees
- 9
- Inventors
- 40
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Atomic absorption spectrophotometer19 Aug 2025US 12,392,715 B2Shimadzu Corporation
- Electromagnetic control of absorption and suppression of spectral artifacts1 Jul 2025US 12,345,627 B2Servomex Group Limited
- Atomic absorption photometer and atomic absorption measurement method22 Jan 2019US 10,184,886 B2Shimadzu Corporation
- Absorption analyzer29 May 2018US 9,983,123 B2
- Oxygen concentration measuring device17 Jan 2012US 8,097,859 B2ABB Research Ltd.
- Atomic absorption spectrophotometer12 Oct 2023US 2023/0324287 A1Shimadzu Corporation
- Electromagnetic control of absorption and suppression of spectral artifacts30 Mar 2023US 2023/0098004 A1Servomex Group Limited
- Atomic absorption photometer and atomic absorption measurement method9 Nov 2017US 2017/0322147 A1Shimadzu Corporation
- Absorption Analyzer13 Jul 2017US 2017/0199119 A1
- Oxygen concentration measuring device13 Oct 2011US 2011/0248178 A1ABB Research Ltd.
Most cited
By later US patents
- Atomic absorption spectroscopy photometer22US 5,035,505 AHitachi, Ltd. · 1991
- Miniature gas cell with folded optics11US 7,064,835 B2Symmetricom, Inc. · 2006
- Atomic absorption spectrometer7US 5,181,077 ABodenseewerk Perkin-Elmer & Co., GmbH · 1993
- Atomic absorption spectrophotometer6US 4,867,562 AHitachi, Ltd. · 1989
- Process and device for the generation of a linearly dependent measurement signal3US 4,815,847 AGruen Optik Wetzlar GmbH · 1989