G01J 2003/068
Tuned to preselected wavelengths
Official title: {tuned to preselected wavelengths}
G01J2003/068 (Tuned to preselected wavelengths) appears on 6 US grants and 5 published applications in this corpus.
Search patents in G01J- Granted patents
- 6
- Published applications
- 5
- Assignees
- 8
- Inventors
- 21
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 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 | 1 |
| 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 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spectroscopic analysis system and spectroscopic analysis method26 Aug 2025US 12,399,063 B2Hitachi High-Tech Analysis Corporation
- Grating rotation method and apparatus for improving spectrograph wavelength accuracy19 Oct 2021US 11,150,132 B2ZOLIX INSTRUMENTS Co., Ltd.
- Portable substance analysis based on computer vision, spectroscopy, and artificial intelligence26 May 2020US 10,664,716 B2Vispek Inc.
- Dual fiber optic spectrophotometer2 Feb 1993US 5,184,193 AGuided Wave, Inc.
- Wavelength calibration method and apparatus20 Nov 1990US 4,971,439 ABeckman Instruments, Inc.
- Tunable fiber scanner for all-fiber nonlinear microspectrometer and preparation method thereof19 Mar 2026US 2026/0079048 A1Tianjin University
- Spectroscopic analysis system and spectroscopic analysis method11 Jan 2024US 2024/0011833 A1Hitachi High-Tech Science Corporation
- Grating rotation method and apparatus for improving spectrograph wavelength accuracy1 Jul 2021US 2021/0199502 A1ZOLIX INSTRUMENTS Co., Ltd.
- Portable substance analysis based on computer vision, spectroscopy, and artificial intelligence24 Jan 2019US 2019/0026586 A1Vispek Inc.
- Multi channel Raman spectroscopy system and method1 Dec 2005US 2005/0264808 A1Axsun Technologies, Inc.
Most cited
By later US patents
- Optical instrument calibration system110US 4,866,644 A1989
- Dual fiber optic spectrophotometer10US 5,184,193 AGuided Wave, Inc. · 1993
- Wavelength calibration method and apparatus9US 4,971,439 ABeckman Instruments, Inc. · 1990
- Portable substance analysis based on computer vision, spectroscopy, and artificial intelligence2US 10,664,716 B2Vispek Inc. · 2020
- Grating rotation method and apparatus for improving spectrograph wavelength accuracy1US 11,150,132 B2ZOLIX INSTRUMENTS Co., Ltd. · 2021