G01J 3/4406
Fluorescence spectrometry
Official title: {Fluorescence spectrometry}
G01J3/4406 (Fluorescence spectrometry) appears on 826 US grants and 910 published applications in this corpus.
Search patents in G01J- Granted patents
- 826
- Published applications
- 910
- Assignees
- 544
- Inventors
- 1,935
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 14 | 0 |
| 2001 | 7 | 5 |
| 2002 | 9 | 10 |
| 2003 | 10 | 20 |
| 2004 | 11 | 25 |
| 2005 | 14 | 26 |
| 2006 | 19 | 44 |
| 2007 | 21 | 32 |
| 2008 | 37 | 31 |
| 2009 | 28 | 25 |
| 2010 | 21 | 43 |
| 2011 | 17 | 41 |
| 2012 | 20 | 42 |
| 2013 | 37 | 33 |
| 2014 | 38 | 29 |
| 2015 | 29 | 38 |
| 2016 | 29 | 32 |
| 2017 | 29 | 49 |
| 2018 | 32 | 51 |
| 2019 | 49 | 60 |
| 2020 | 57 | 60 |
| 2021 | 51 | 47 |
| 2022 | 45 | 50 |
| 2023 | 29 | 42 |
| 2024 | 40 | 32 |
| 2025 | 33 | 31 |
| 2026 | 19 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for compact multi-color flow cytometers having compact detection modules6 Oct 2026US 12,754,128 B2Cytek Biosciences, Inc.
- Photo-triggered nucleic acid constructs and methods for molecular detection6 Oct 2026US 12,754,137 B2InSilixa, Inc.
- Pulsed illumination in a hyperspectral, fluorescence and laser mapping imaging system29 Sep 2026US 12,748,209 B2Cilag GmbH International
- Methods and apparatuses for raman addressing of disjointed transition sets in D-manifold22 Sep 2026US 12,743,647 B2IonQ, Inc.
- Apparatus and method for multiplexed one-photon and nonlinear microscopy and method for biological tissue alignment4 Aug 2026US 12,699,052 B2The Board of Trustees of the Leland Stanford Junior University
- Target detection apparatus with improved detection sensitivity20 Aug 2026US 2026/0243681 A1GQT Korea Inc.
- Dye data acquisition method, dye data acquisition device, and dye data acquisition program6 Aug 2026US 2026/0227314 A1Hamamatsu Photonics K.K.
- Fourier Transform Spectrometr30 Jul 2026US 2026/0219110 A1Skm Instruments, LLC
- Fingerprint analysis of single molecule events2 Jul 2026US 2026/0185939 A1Gnothis Holding AG
- Multi-band optical fiber temperature sensor25 Jun 2026US 2026/0177426 A1Photon Control Inc.
Most cited
By later US patents
- Spectral bio-imaging methods for biological research, medical diagnostics and therapy470US 5,784,162 AApplied Spectral Imaging Ltd. · 1998
- Spectral bio-imaging of the eye361US 6,556,853 B1Applied Spectral Imaging Ltd. · 2003
- Fluorescence imaging system and method312US 5,865,754 APurdue Research Foundation Office of Technology Transfer · 1999
- In situ method of analyzing cells302US 6,007,996 AApplied Spectral Imaging Ltd. · 1999
- Flourescence imaging endoscope232US 6,537,211 B1Massachusetts Institute of Technology · 2003