G01J 2003/123
Indexed discrete filters
Official title: {Indexed discrete filters}
G01J2003/123 (Indexed discrete filters) appears on 97 US grants and 91 published applications in this corpus.
Search patents in G01J- Granted patents
- 97
- Published applications
- 91
- Assignees
- 57
- Inventors
- 179
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 4 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 5 |
| 2016 | 6 | 2 |
| 2017 | 2 | 12 |
| 2018 | 8 | 8 |
| 2019 | 7 | 10 |
| 2020 | 5 | 6 |
| 2021 | 8 | 11 |
| 2022 | 5 | 3 |
| 2023 | 7 | 7 |
| 2024 | 7 | 7 |
| 2025 | 7 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for high-efficiently tuning the wavelength of light using collimating module including an axicon lens25 Aug 2026US 12,716,571 B2iiSM Inc.
- Spectral sensitivity measuring device and spectral sensitivity measuring method6 Jan 2026US 12,516,977 B2Sony Semiconductor Solutions Corporation
- Optical system29 Jul 2025US 12,372,400 B2Viavi Solutions Inc.
- Spectroscope10 Jun 2025US 12,326,363 B2Answeray Inc.
- Spectrometry systems with decreased light path27 May 2025US 12,313,464 B2Scio Solutions Ltd
- Spectrometry systems with decreased light path12 Mar 2026US 2026/0071913 A1Scio Solutions Ltd
- Optical system6 Nov 2025US 2025/0341421 A1Viavi Solutions Inc.
- A photometric process measurement arrangement and a method for performing a photometric measurement9 Oct 2025US 2025/0314526 A1Hach Lange GmbH
- Optical filter, light detecting device, and light detecting system15 May 2025US 2025/0155286 A1Panasonic Intellectual Property Management Co., Ltd.
- Design and method of snapshot multispectral and polarimetric sensing with cmos image sensor6 Mar 2025US 2025/0076117 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Molecular gas analysis by Raman scattering in intracavity laser configuration180US 4,648,714 AUniversity of Utah · 1987
- Spectroscopic apparatus and methods102US 5,442,438 ARenishaw PLC · 1995
- Portable instant display and analysis reflectance spectrometer96US 4,560,275 ACalifornia Institute of Technology · 1985
- Spectroscopic apparatus and methods96US 5,689,333 ARenishaw PLC · 1997
- Apparatus for evaluating the quality of rice grains74US 4,752,689 ASatake Engineering Co., Ltd. · 1988