G01N 21/7703
Using reagent-clad optical fibres or optical waveguides
Official title: {using reagent-clad optical fibres or optical waveguides (using measurement of total internal reflection or attenuated total reflection G01N21/552; optical fibres or waveguides per se G02B)}
G01N21/7703 (Using reagent-clad optical fibres or optical waveguides) appears on 1,758 US grants and 1,843 published applications in this corpus.
Search patents in G01N- Granted patents
- 1,758
- Published applications
- 1,843
- Assignees
- 909
- Inventors
- 3,925
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 13 | 0 |
| 1988 | 10 | 0 |
| 1989 | 23 | 0 |
| 1990 | 18 | 0 |
| 1991 | 18 | 0 |
| 1992 | 37 | 0 |
| 1993 | 30 | 0 |
| 1994 | 31 | 0 |
| 1995 | 18 | 0 |
| 1996 | 18 | 0 |
| 1997 | 33 | 0 |
| 1998 | 29 | 0 |
| 1999 | 26 | 0 |
| 2000 | 23 | 0 |
| 2001 | 41 | 11 |
| 2002 | 39 | 46 |
| 2003 | 37 | 66 |
| 2004 | 44 | 61 |
| 2005 | 35 | 70 |
| 2006 | 42 | 79 |
| 2007 | 65 | 72 |
| 2008 | 56 | 87 |
| 2009 | 58 | 99 |
| 2010 | 71 | 107 |
| 2011 | 74 | 97 |
| 2012 | 62 | 80 |
| 2013 | 69 | 78 |
| 2014 | 57 | 82 |
| 2015 | 65 | 68 |
| 2016 | 54 | 69 |
| 2017 | 65 | 59 |
| 2018 | 67 | 75 |
| 2019 | 62 | 71 |
| 2020 | 59 | 86 |
| 2021 | 55 | 77 |
| 2022 | 58 | 72 |
| 2023 | 66 | 63 |
| 2024 | 38 | 61 |
| 2025 | 49 | 69 |
| 2026 | 26 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical sensor chip and optical sensing system25 Aug 2026US 12,717,082 B2Silith Technology Pte. Ltd.
- Optical real-time biosensor18 Aug 2026US 12,710,369 B2CZ Biohub SF, LLC
- Resonant nanophotonic biosensors18 Aug 2026US 12,710,418 B2The Board of Trustrees of the Leland Stanford Junior University
- Substrates and optical systems and methods of use thereof21 Jul 2026US 12,686,887 B2Pacific Biosciences of California, Inc.
- Fluorescence immunoassay device based on integration of photonic crystal and magnetic beads14 Jul 2026US 12,680,958 B2National Yang Ming.Chiao Tung University
- Waveguide with Controlled Mode Confinement for Analyte Interaction and Optical Power Delivery17 Sep 2026US 2026/0276533 A1ORCA Computing Limited
- Optical fiber gas sensor27 Aug 2026US 2026/0251578 A1Cmiws Co., Ltd.
- Harmonic Gratings Utilizing Evacuated Periodic Structures27 Aug 2026US 2026/0251829 A1DigiLens Inc.
- Interferometric detection and quantification system and methods of use in chemical processing20 Aug 2026US 2026/0243678 A1Salvus, LLC
- Optical and electrical secondary path rejection13 Aug 2026US 2026/0239753 A1Quantum-Si Incorporated
Most cited
By later US patents
- Optical-based sensing devices745US 6,330,464 B1Sensors for Medicine and Science, Inc. · 2001
- Fiber-optic physiological probes732US 4,925,268 AAbbott Laboratories · 1990
- Fiber-optic probe for the measurement of fluid parameters729US 5,408,999 AOptex Biomedical, Inc. · 1995
- Method of sequencing a nucleic acid693US 7,244,559 B2454 Life Sciences Corporation · 2007
- Target analyte sensors utilizing Microspheres647US 6,327,410 B1Trustees of Tufts College · 2001