G01J 3/4412
Scattering spectrometry
Official title: {Scattering spectrometry (particle sizing by light scattering G01N15/0205; optical velocimetry of particles G01P5/20, G01P5/26)}
G01J3/4412 (Scattering spectrometry) appears on 360 US grants and 420 published applications in this corpus.
Search patents in G01J- Granted patents
- 360
- Published applications
- 420
- Assignees
- 260
- Inventors
- 902
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 3 |
| 2008 | 3 | 4 |
| 2009 | 5 | 9 |
| 2010 | 2 | 12 |
| 2011 | 7 | 4 |
| 2012 | 9 | 12 |
| 2013 | 6 | 13 |
| 2014 | 13 | 23 |
| 2015 | 20 | 30 |
| 2016 | 14 | 29 |
| 2017 | 20 | 21 |
| 2018 | 22 | 21 |
| 2019 | 31 | 35 |
| 2020 | 31 | 32 |
| 2021 | 23 | 23 |
| 2022 | 25 | 32 |
| 2023 | 22 | 34 |
| 2024 | 26 | 25 |
| 2025 | 28 | 35 |
| 2026 | 12 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System, robot and method for measuring the color of an area of a sample or of a vehicle's part29 Sep 2026US 12,748,040 B2Fyla Laser, S. L.
- Raman spectroscopy device8 Sep 2026US 12,730,006 B2Shimadzu Corporation
- Multiple-wavelength reflective Raman probe and Raman spectra detection device26 May 2026US 12,638,330 B2National Taiwan University of Science and Technology
- Flowcell and system with improved collection efficiency for Raman spectroscopy12 May 2026US 12,624,999 B2Endress+Hauser Optical Analysis, Inc.
- Raman spectroscopy system with standoff detection5 May 2026US 12,618,714 B2Haemanthus, Inc.
- Systems and methods for monitoring illumination conditions produced by light sources27 Aug 2026US 2026/0251501 A1Sollum Technologies Inc.
- Optical sensing module20 Aug 2026US 2026/0240496 A1Chamartin Laboratories LLC
- Optical spectrometer20 Aug 2026US 2026/0243602 A1
- Reduction of stray light noise in optical raman probe sensors6 Aug 2026US 2026/0227335 A1
- Fourier Transform Spectrometr30 Jul 2026US 2026/0219110 A1Skm Instruments, LLC
Most cited
By later US patents
- Depth-resolved spectroscopic optical coherence tomography381US 6,002,480 A1999
- Multi-channel molecular gas analysis by laser-activated Raman light scattering181US 4,784,486 AAlbion Instruments, Inc. · 1988
- Method and apparatus for analyzing optical fibers by inducing Brillouin spectroscopy158US 5,623,336 A1997
- Method for diagnosing malignancy diseases104US 5,817,025 A1998
- System for measuring the size distribution of particles dispersed in a fluid76US 4,781,460 ACoulter Electronics of New England, Inc. · 1988