G01J 2003/1814
Double monochromator
Official title: {Double monochromator}
G01J2003/1814 (Double monochromator) appears on 20 US grants and 9 published applications in this corpus.
Search patents in G01J- Granted patents
- 20
- Published applications
- 9
- Assignees
- 16
- Inventors
- 48
- Latest grant
- 2 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 3 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- High resolution multi-pass optical spectrum analyzer2 May 2023US 11,639,873 B2Viavi Solutions Inc.
- Spectrophotometer calibration methods and systems23 Nov 2021US 11,181,422 B2Agilent Technologies, Inc.
- Monochromator with stray light reduction20 Jul 2021US 11,067,445 B2Thermo Electron Scientific Instruments LLC
- Interlaced diffractive grating11 May 2021US 11,002,603 B2Thorlabs, Inc.
- Device for analyzing the material composition of a sample via plasma spectrum analysis19 Mar 2019US 10,234,396 B1Rigaku Raman Technologies, Inc.
- A system and method for shaping a light spectrum25 May 2023US 2023/0160746 A1Heriot-Watt University
- High resolution multi-pass optical spectrum analyzer21 Oct 2021US 2021/0325245 A1Viavi Solutions Inc.
- Spectrophotometer calibration methods and systems29 Jul 2021US 2021/0231494 A1Agilent Technologies, Inc.
- Interlaced Diffractive Grating30 Jul 2020US 2020/0240842 A1Thorlabs, Inc.
- Monochromator with stray light reduction6 Feb 2020US 2020/0041344 A1Thermo Electron Scientific Instruments LLC
Most cited
By later US patents
- Optical spectrum analyzer having double-pass monochromator61US 5,233,405 AHewlett-Packard Company · 1993
- Diffraction grating position sensing and control for a scanning monochromator27US 5,359,409 AHewlett-Packard Company · 1994
- Optical system for spectral analysis23US 5,285,255 AFisons Limited · 1994
- Monochromator20US 4,697,924 AShimadzu Corporation · 1987
- Two-dimensional spectrometer19US 4,995,721 AIMO Industries, Inc. · 1991