G01D 5/353
Influencing the transmission properties of an optical fibre
Official title: influencing the transmission properties of an optical fibre
G01D5/353 (Influencing the transmission properties of an optical fibre) appears on 2,145 US grants and 2,203 published applications in this corpus.
Search patents in G01D- Granted patents
- 2,145
- Published applications
- 2,203
- Assignees
- 967
- Inventors
- 4,004
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 14 | 0 |
| 1988 | 23 | 0 |
| 1989 | 22 | 0 |
| 1990 | 14 | 0 |
| 1991 | 21 | 0 |
| 1992 | 17 | 0 |
| 1993 | 18 | 0 |
| 1994 | 23 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 26 | 0 |
| 1998 | 29 | 0 |
| 1999 | 25 | 0 |
| 2000 | 29 | 0 |
| 2001 | 28 | 6 |
| 2002 | 32 | 26 |
| 2003 | 20 | 25 |
| 2004 | 37 | 47 |
| 2005 | 31 | 53 |
| 2006 | 47 | 56 |
| 2007 | 39 | 54 |
| 2008 | 50 | 68 |
| 2009 | 44 | 47 |
| 2010 | 43 | 68 |
| 2011 | 36 | 61 |
| 2012 | 40 | 62 |
| 2013 | 49 | 77 |
| 2014 | 64 | 90 |
| 2015 | 73 | 93 |
| 2016 | 93 | 112 |
| 2017 | 93 | 122 |
| 2018 | 113 | 120 |
| 2019 | 116 | 123 |
| 2020 | 135 | 121 |
| 2021 | 111 | 140 |
| 2022 | 102 | 144 |
| 2023 | 111 | 145 |
| 2024 | 108 | 138 |
| 2025 | 122 | 108 |
| 2026 | 86 | 97 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01D 5/35338Using other arrangements than interferometer arrangements876
- G01D 5/35306Using an interferometer arrangement854
- G01D 5/35383Using multiple sensor devices using multiplexing techniques450
- G01D 5/3537Optical fibre sensor using a particular arrangement of the optical fibre itself402
- G01D 5/35303Using a reference fibre322
Recent patents
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- Transducers including laser etched substrates29 Sep 2026US 12,751,228 B2Baker Hughes Oilfield Operations LLC
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- Method and device for measuring a temperature and/or a strain in an optical fiber22 Sep 2026US 12,742,665 B2Eoss SA
- Fiber-optical sensor system for data to facilitate, plan, localize, monitor, or confirm ablation procedures8 Oct 2026US 2026/0306158 A1
- System and computer implemented method for controlling a flexible device whilst inspecting or repairing a component8 Oct 2026US 2026/0307242 A1ROLLS-ROYCE plc
- Detection system, detection method, and analysis device8 Oct 2026US 2026/0309519 A1NTT, Inc.
- Analytical device and optical fiber sensing method8 Oct 2026US 2026/0309520 A1NTT, Inc.
- Apparatus and method for distributed acoustic sensing8 Oct 2026US 2026/0309521 A1Alcatel Submarine Networks
Most cited
By later US patents
- Optical fiber bend sensor488US 6,389,187 B1Qinetiq Limited · 2002
- Fiber optic position and/or shape sensing based on rayleigh scatter344US 7,772,541 B2Luna Innnovations Incorporated · 2010
- Fiber optic sensor for precision 3-D position measurement324US 6,888,623 B2Dynamic Technology, Inc. · 2005
- Reduced noise fiber optic towed array and method of using same240US 5,345,522 AHughes Aircraft Company · 1994
- Fiber optic position and shape sensing device and method relating thereto229US 7,781,724 B2Luna Innovations Incorporated · 2010