G01N 21/65
Raman scattering
G01N21/65 (Raman scattering) appears on 3,518 US grants and 4,716 published applications in this corpus.
Search patents in G01N- Granted patents
- 3,518
- Published applications
- 4,716
- Assignees
- 1,746
- Inventors
- 8,421
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 22 | 0 |
| 1999 | 17 | 0 |
| 2000 | 25 | 0 |
| 2001 | 24 | 7 |
| 2002 | 22 | 31 |
| 2003 | 45 | 64 |
| 2004 | 39 | 85 |
| 2005 | 40 | 112 |
| 2006 | 61 | 152 |
| 2007 | 74 | 164 |
| 2008 | 108 | 139 |
| 2009 | 127 | 147 |
| 2010 | 105 | 189 |
| 2011 | 115 | 166 |
| 2012 | 117 | 230 |
| 2013 | 129 | 188 |
| 2014 | 146 | 210 |
| 2015 | 177 | 229 |
| 2016 | 150 | 255 |
| 2017 | 176 | 202 |
| 2018 | 202 | 242 |
| 2019 | 210 | 240 |
| 2020 | 211 | 205 |
| 2021 | 191 | 264 |
| 2022 | 173 | 258 |
| 2023 | 170 | 263 |
| 2024 | 198 | 274 |
| 2025 | 209 | 227 |
| 2026 | 123 | 173 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Etendue-preserving Raman sampling optics6 Oct 2026US 12,754,130 B2Endress+Hauser Optical Analysis, Inc.
- Raman spectroscopy method and apparatus6 Oct 2026US 12,754,131 B2The University Court of the University of Edinburgh
- Devices and methods for direct-sampling analog time-resolved detection6 Oct 2026US 12,754,136 B2TissueVision, Inc.
- Plasmonic device29 Sep 2026US 12,748,049 B2Ostia Technologies Limited
- Calibration unit for a macroscopic medical imaging device, macroscopic medical imaging calibration system and use of a calibration unit22 Sep 2026US 12,740,707 B2Ivoclar Vivadent AG
- Methods and systems for raman spectra-based identification of chemical compounds8 Oct 2026US 2026/0309626 A1Genentech, Inc.
- Method and kit for detecting a target analyte8 Oct 2026US 2026/0309627 A1University of Massachusetts
- Hyperspectral Image-Guided Ocular Imager for Alzheimer's Disease Pathologies1 Oct 2026US 2026/0294329 A1Retispec Inc.
- Devices and methods for the precise manipulation of anisotropic particles1 Oct 2026US 2026/0298830 A1Board of Regents, The University of Texas System
- Methods for validating medication1 Oct 2026US 2026/0298903 A1Valisure LLC
Most cited
By later US patents
- Method for non-invasive measurement of an analyte663US 6,377,828 B1LighTouch Medical, Inc. · 2002
- Determination of concentrations of biological substances using raman spectroscopy and artificial neural network discriminator559US 5,553,616 AFlorida Institute of Technology · 1996
- Zero-mode clad waveguides for performing spectroscopy with confined effective observation volumes483US 6,917,726 B2Cornell Research Foundation, Inc. · 2005
- Optical method and apparatus for the diagnosis of cervical precancers using raman and fluorescence spectroscopies327US 5,697,373 ABoard of Regents, The University of Texas System · 1997
- Metal nanoshells299US 6,344,272 B12002