G01J 2003/2869
Background correcting
Official title: {Background correcting}
G01J2003/2869 (Background correcting) appears on 47 US grants and 49 published applications in this corpus.
Search patents in G01J- Granted patents
- 47
- Published applications
- 49
- Assignees
- 48
- Inventors
- 125
- Latest grant
- 30 Dec 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
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| 1990 | 2 | 0 |
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| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
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| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 3 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 1 | 5 |
| 2019 | 6 | 6 |
| 2020 | 5 | 7 |
| 2021 | 6 | 3 |
| 2022 | 3 | 4 |
| 2023 | 3 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical spectrometer30 Dec 2025US 12,510,408 B2Thermo Fisher Scientific (Bremen) GmbH
- Hydrogen sulfide imaging system10 Jun 2025US 12,326,430 B2Rebellion Photonics, Inc.
- Capturing multi-spectral images10 Jun 2025US 12,327,334 B2The Johns Hopkins University
- System, apparatus, and method for improved background correction and calibration of optical devices24 Dec 2024US 12,174,071 B2Verity Instruments, Inc.
- FTIR spectrometer with optical filter for low level gas detection such as formaldehyde and ethylene oxide10 Sep 2024US 12,085,448 B2Mls Acq, Inc.
- Systems and methods to analyze spectroscopy data for multi-pathogen detection and identification30 Jul 2026US 2026/0219108 A1Hyperspectral Corp.
- Scientific instrument support systems and methods for mitigating spectral drift26 Feb 2026US 2026/0056054 A1
- Capturing multi-spectral images10 Apr 2025US 2025/0117889 A1The Johns Hopkins University
- System and Method for Adjusting Optical Data to Account for Variations Introduced in an Optical System5 Dec 2024US 2024/0402009 A1Metrohm Spectro, Inc. (d/b/a Metrohm Raman)
- Hydrogen sulfide imaging system9 May 2024US 2024/0151700 A1Rebellion Photonics, Inc.
Most cited
By later US patents
- Apparatus for measuring optical characteristics of a substrate and pigments applied thereto105US 6,373,573 B1LJ Laboratories, L.L.C. · 2002
- Apparatus for determining multi-bit data via light received by a light receiver and coupled to spectral sensors that measure light in spectral bands74US 6,915,955 B2JJL Technologies LLC · 2005
- Hydrogen sulfide imaging system35US 10,648,960 B2Rebellion Photonics, Inc. · 2020
- Real-time alkali monitoring system33US 4,896,965 AThe United States of America as represented by the United States Department of Energy · 1990
- Color measurement apparatus operable as a pointing device, a computer display measurement device and a printer output measurement device31US 7,240,839 B2JJL Technologies LLC · 2007