G01N 21/19
Dichroism
G01N21/19 (Dichroism) appears on 119 US grants and 136 published applications in this corpus.
Search patents in G01N- Granted patents
- 119
- Published applications
- 136
- Assignees
- 110
- Inventors
- 342
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 4 |
| 2006 | 6 | 9 |
| 2007 | 4 | 4 |
| 2008 | 4 | 0 |
| 2009 | 4 | 4 |
| 2010 | 2 | 6 |
| 2011 | 1 | 5 |
| 2012 | 2 | 2 |
| 2013 | 4 | 5 |
| 2014 | 3 | 5 |
| 2015 | 5 | 5 |
| 2016 | 3 | 2 |
| 2017 | 4 | 7 |
| 2018 | 6 | 12 |
| 2019 | 5 | 8 |
| 2020 | 11 | 11 |
| 2021 | 8 | 6 |
| 2022 | 8 | 6 |
| 2023 | 2 | 4 |
| 2024 | 8 | 12 |
| 2025 | 7 | 7 |
| 2026 | 1 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for photoacoustic microscopy8 Sep 2026US 12,730,060 B2Duke University
- Spectral analysis method, analysis apparatus and analysis program9 Dec 2025US 12,492,983 B2Jasco Corporation
- Reflective polarized light separation and diffraction element and optical measurement device comprising same21 Oct 2025US 12,449,575 B2Jasco Corporation
- Infrared circular dichroism measurement apparatus19 Aug 2025US 12,392,712 B2Jasco Corporation
- Method for detection and separation of enantiomers using vesicle-like nanostructures self-assembled from Janus nanoparticles19 Aug 2025US 12,392,772 B2The Regents of the University of California
- Systems and methods for determining concentrations using absorbance change with temperature1 Oct 2026US 2026/0298805 A1
- Devices, systems, and methods for chiral sensing27 Aug 2026US 2026/0251568 A1Board of Regents, The University of Texas System
- 1-d lattic optical trap via magneto-optical rotation in a bi-refringent medium13 Aug 2026US 2026/0235705 A1Institute of Applied Technology, Fatima College of Health and Science
- Method and System for Determining Nanotube and/or Nanowire Lengths9 Jul 2026US 2026/0194437 A1Rutgers, The State University of New Jersey
- Stark effect polarization spectroscopy and methods2 Jul 2026US 2026/0185926 A1Physical Sciences, Inc.
Most cited
By later US patents
- Apparatus for non-invasive analyses of biological compounds70US 5,657,754 A1997
- Method for evaluating lipid a analog-containing injections27US 6,828,155 B1Eisai Co., Ltd. · 2004
- Frequency modulation-polarization spectroscopy method and device for detecting spectral features26US 4,523,847 AInternational Business Machines Corporation · 1985
- Apparatus and method for measuring temperature dependent properties of liquid23US 7,075,652 B1IBET, Inc. · 2006
- Method for obtaining a ratio measurement for correcting common path variations in intensity in fiber optic sensors22US 4,792,689 AThe United States of America as represented by the Department of Health and Human Services · 1988