G01J 3/0221
The fibers defining an entry slit
Official title: {the fibers defining an entry slit}
G01J3/0221 (The fibers defining an entry slit) appears on 97 US grants and 88 published applications in this corpus.
Search patents in G01J- Granted patents
- 97
- Published applications
- 88
- Assignees
- 80
- Inventors
- 240
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 6 |
| 2008 | 5 | 2 |
| 2009 | 3 | 3 |
| 2010 | 2 | 2 |
| 2011 | 2 | 1 |
| 2012 | 2 | 5 |
| 2013 | 2 | 2 |
| 2014 | 2 | 5 |
| 2015 | 1 | 5 |
| 2016 | 2 | 4 |
| 2017 | 8 | 5 |
| 2018 | 3 | 11 |
| 2019 | 7 | 5 |
| 2020 | 4 | 4 |
| 2021 | 6 | 7 |
| 2022 | 2 | 6 |
| 2023 | 6 | 4 |
| 2024 | 6 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photon counting and multi-spot spectroscopy17 Feb 2026US 12,553,817 B2Miftek Corporation
- Fiber optic structure15 Jul 2025US 12,360,308 B2Cyclone Biosciences, LLC
- Spectral analysis of a sample17 Jun 2025US 12,329,496 B2Agilent Technologies LDA UK Limited
- Chromaticity measurement method and device for calibration of tiled LED display screen21 Jan 2025US 12,203,809 B2Wuhan Jingce Electronic Group Co., Ltd.
- Systems and methods using multi-wavelength single-pulse Raman spectroscopy31 Dec 2024US 12,181,340 B2University of Maryland, Baltimore County
- Systems and methods using multi-wavelength single-pulse raman spectroscopy30 Apr 2026US 2026/0118178 A1University of Maryland, Baltimore County
- Spectrometry apparatus and spectrometry method10 Apr 2025US 2025/0116552 A1Osaka University
- Detecting system using spectrum measurement device26 Sep 2024US 2024/0319079 A1InnoSpectra Corporation
- Waveguide and electromagnetic spectrometer4 Jul 2024US 2024/0219231 A1Endress+Hauser Optical Analysis, Inc.
- Fiber optic structure13 Jun 2024US 2024/0192436 A1Cyclone Biosciences, LLC
Most cited
By later US patents
- Apparatus and methods of raman spectroscopy for analysis of blood gases and analytes167US 5,615,673 AMassachusetts Institute of Technology · 1997
- Two-dimensional spectrometer126US 4,984,888 AIMO Industries, Inc. · 1991
- Optical spectrum analyzer having double-pass monochromator61US 5,233,405 AHewlett-Packard Company · 1993
- Dynamic light scattering apparatus60US 4,975,237 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland · 1990
- Broadband spectrometer with fiber optic reformattor49US 4,678,332 A1987