G01N 2021/3114
Multi-element aas arrangements
Official title: {Multi-element AAS arrangements}
G01N2021/3114 (Multi-element aas arrangements) appears on 11 US grants and 2 published applications in this corpus.
Search patents in G01N- Granted patents
- 11
- Published applications
- 2
- Assignees
- 8
- Inventors
- 24
- Latest grant
- 12 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Device and method for simultaneously measuring mercury, cadmium, zinc and lead12 Sep 2023US 11,754,494 B2Changsha Kaiyuan Hongsheng Technology Co., Ltd
- Multi-element simultaneous analysis atomic absorption spectroscopy photometer and multi-element simultaneous analytic method1 Feb 1994US 5,283,624 AHitachi, Ltd.
- Optical compositional analyzer apparatus and method for detection of ash in wheat and milled wheat products2 Nov 1993US 5,258,825 APerten Instruments North America Inc.
- Spectroanalytical system10 Mar 1992US 5,095,205 AThermo Jarrell Ash Corporation
- Atomic absorption spectrophotometer for simultaneous multi-element analysis19 Nov 1991US 5,066,124 ABodenseewerk Perkin-Elmer & Co., GmbH
Most cited
By later US patents
- Atomic resonance line source lamps and spectrophotometers for use with such lamps178US 4,645,343 AU. S. Philips Corporation · 1987
- Optical compositional analyzer apparatus and method for detection of ash in wheat and milled wheat products28US 5,258,825 APerten Instruments North America Inc. · 1993
- Device for the individual adjustment of the intensity of several spectral lamps24US 4,815,848 AGruen Optik Wetzlar GmbH · 1989
- Atomic absorption spectroscopy photometer22US 5,035,505 AHitachi, Ltd. · 1991
- Multi-element simultaneous analysis atomic absorption spectroscopy photometer and multi-element simultaneous analytic method22US 5,283,624 AHitachi, Ltd. · 1994