G01N 2021/458
Using interferential sensor
Official title: {using interferential sensor, e.g. sensor fibre, possibly on optical waveguide}
G01N2021/458 (Using interferential sensor) appears on 109 US grants and 162 published applications in this corpus.
Search patents in G01N- Granted patents
- 109
- Published applications
- 162
- Assignees
- 136
- Inventors
- 441
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 3 | 3 |
| 2009 | 3 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 4 |
| 2012 | 2 | 7 |
| 2013 | 2 | 2 |
| 2014 | 4 | 6 |
| 2015 | 2 | 4 |
| 2016 | 6 | 8 |
| 2017 | 5 | 7 |
| 2018 | 7 | 11 |
| 2019 | 7 | 8 |
| 2020 | 9 | 9 |
| 2021 | 7 | 8 |
| 2022 | 8 | 13 |
| 2023 | 4 | 18 |
| 2024 | 6 | 12 |
| 2025 | 11 | 20 |
| 2026 | 12 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for analyte measurement including material status analysis25 Aug 2026US 12,714,337 B2DiaMonTech AG
- Wind tunnel turbulent airflow laser sensor system9 Jun 2026US 12,650,362 B2The Boeing Company
- Simultaneous detection method and system for dissolved gas and partial discharge in insulating oil2 Jun 2026US 12,644,825 B2Chongqing University
- Non-invasive substance analyzer21 Apr 2026US 12,607,621 B2Mitsubishi Electric Corporation
- Optoelectronic device for the detection of substances dispersed in a fluid14 Apr 2026US 12,601,687 B2FTH S.r.L.
- Waveguide for the analysis of biological samples24 Sep 2026US 2026/0287816 A1Bialoom Ltd
- Device for amplifying a signal in self-reference quantitative phase imaging3 Sep 2026US 2026/0259137 A1Centre National De La Recherche Scientifique
- Integrated plasmo-photonic sensor device with voltage controled detection and apparatus comprising an array of such sensor devices30 Jul 2026US 2026/0219543 A1Politechnika Warszawska
- Addressing light absorbance during interferometric testing through algorithmic deconvolution and computation7 May 2026US 2026/0126392 A1Access Medical Systems, Ltd.
- Selective gas sensor16 Apr 2026US 2026/0104358 A1Latvijas Universitates Cietvielu Fizikas Instituts
Most cited
By later US patents
- Optical coherence tomography with 3d coherence scanning150US 7,474,407 B2Applied Science Innovations, Inc. · 2009
- Porous semiconductor-based optical interferometric sensor73US 6,248,539 B1The Regents of the University of California at San Diego · 2001
- Integrated optic interferometric sensor61US 5,623,561 AGeorgia Tech Research Corporation · 1997
- Porous semiconductor-based optical interferometric sensor47US 6,720,177 B2The Regents of the University of California · 2004
- Tomographic phase microscopy34US 8,848,199 B2Massachusetts Institute of Technology · 2014