G01N 2021/4153
Measuring the deflection of light in refractometers
Official title: {Measuring the deflection of light in refractometers}
G01N2021/4153 (Measuring the deflection of light in refractometers) appears on 34 US grants and 48 published applications in this corpus.
Search patents in G01N- Granted patents
- 34
- Published applications
- 48
- Assignees
- 39
- Inventors
- 107
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 3 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 0 |
| 2016 | 3 | 0 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 2 | 4 |
| 2020 | 2 | 4 |
| 2021 | 2 | 4 |
| 2022 | 2 | 6 |
| 2023 | 1 | 9 |
| 2024 | 4 | 3 |
| 2025 | 5 | 3 |
| 2026 | 4 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for analyte measurement including material status analysis25 Aug 2026US 12,714,337 B2DiaMonTech AG
- In-line product monitoring in integrated continuous bio-manufacturing26 May 2026US 12,637,653 B2Genzyme Corporation
- Method and system for determining plasma protein content of whole blood using refractometry21 Apr 2026US 12,605,495 B2Terumo BCT, Inc.
- Ultra low-na refractive index profiling system and method for filtering out severely disturbing diffraction effects24 Feb 2026US 12,560,537 B2Heraeus Quartz North America LLC
- Tomographic refractive index profile evaluation of non-symmetrical glass fiber preforms and fibers themselves23 Sep 2025US 12,422,359 B2Heraeus Quartz North America LLC
- Method and device for determining the refractive index of a wedge-shaped test object26 Mar 2026US 2026/0086030 A1Trioptics GmbH
- Device and method for measuring refraction coefficient and extinction coefficient of euv mask material16 Oct 2025US 2025/0321186 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- System and photonic crystal fiber-based surface plasmon resonance sensor to detect refractive index of analyte28 Aug 2025US 2025/0271358 A1King Fahd University of Petroleum and Minerals
- Device for monitoring water-miscible cooling lubricant10 Apr 2025US 2025/0116649 A1
- Tomographic refractive index profile evaluation of non-symmetrical glass fiber preforms and fibers themselves26 Dec 2024US 2024/0426750 A1Heraeus Quartz North America LLC
Most cited
By later US patents
- Optical fluid tester33US 8,248,255 B2Verifuel Ltd. · 2012
- Method and apparatus for optical measurement of concentration and temperature of liquids23US 6,549,276 B1The Research Foundation of State University of New York · 2003
- Continuous index of refraction compensation method for measurements in a medium20US 8,184,276 B22012
- Continuous index of refraction compensation method for measurements in a medium14US 8,467,044 B22013
- Method and apparatus for measuring the presence and concentration of pharmaceutical substances in a medical fluid administered by a medication delivery system2US 8,094,307 B2Baxter Healthcare S. A. · 2012