G01N 2030/685
Flame photometry
Official title: {flame photometry}
G01N2030/685 (Flame photometry) appears on 16 US grants and 18 published applications in this corpus.
Search patents in G01N- Granted patents
- 16
- Published applications
- 18
- Assignees
- 15
- Inventors
- 35
- Latest grant
- 20 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Modular gas detection system for a wellbore20 Aug 2024US 12,066,414 B2Halliburton Energy Services.Inc.
- Flame photometric detector22 Nov 2022US 11,506,643 B2Rosemount Inc.
- Refrigerant introducer and gas chromatograph25 May 2021US 11,016,064 B2Shimadzu Corporation
- Chromatography systems with mobile phase generators25 Aug 2020US 10,753,913 B2PerkinElmer Health Sciences, Inc.
- Jet assembly for use in detectors and other devices10 Feb 2015US 8,951,471 B2PerkinElmer Health Sciences, Inc.
- Modular gas detection system for a wellbore21 Dec 2023US 2023/0408466 A1Halliburton Energy Services.Inc.
- Flame photometric detector25 Nov 2021US 2021/0364484 A1Rosemount Inc.
- Refrigerant introducer and gas chromatograph24 Jan 2019US 2019/0025262 A1Shimadzu Corporation
- Gas chromatograph23 Aug 2018US 2018/0238840 A1Shimadzu Corporation
- Chromatography systems with mobile phase generators9 Feb 2017US 2017/0038347 A1PerkinElmer Health Sciences, Inc.
Most cited
By later US patents
- Method and apparatus for sample analysis97US 7,621,171 B2State of Oregon acting by and through the State Board of Higher Education on behalf of Portland State University · 2009
- Pulsed flame analyzing method and detector apparatus for use therein32US 5,153,673 A1992
- Method and apparatus for sample analysis25US 7,257,987 B2State of Oregon acting by and through the State Board of Higher Education on behalf of Portland State University · 2007
- Gas chromatograph17US 6,205,841 B1Shimadzu Corporation · 2001
- Flame head for flame photometric detector used in gas chromatography12US 4,167,334 APhillips Petroleum Company · 1979