G01D 5/3538
Using a particular type of fiber
Official title: {using a particular type of fiber, e.g. fibre with several cores, PANDA fiber, fiber with an elliptic core or the like}
G01D5/3538 (Using a particular type of fiber) appears on 141 US grants and 137 published applications in this corpus.
Search patents in G01D- Granted patents
- 141
- Published applications
- 137
- Assignees
- 94
- Inventors
- 327
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 4 |
| 2009 | 4 | 1 |
| 2010 | 1 | 4 |
| 2011 | 4 | 3 |
| 2012 | 2 | 5 |
| 2013 | 0 | 5 |
| 2014 | 3 | 2 |
| 2015 | 4 | 4 |
| 2016 | 5 | 11 |
| 2017 | 4 | 7 |
| 2018 | 9 | 7 |
| 2019 | 6 | 11 |
| 2020 | 12 | 15 |
| 2021 | 12 | 13 |
| 2022 | 7 | 8 |
| 2023 | 10 | 10 |
| 2024 | 3 | 5 |
| 2025 | 12 | 10 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shape measurement system and shape measurement method25 Aug 2026US 12,716,712 B2NTT, Inc.
- Extended fiber optic sensing system30 Jun 2026US 12,667,311 B2Bard Access Systems, Inc.
- Micro optic assemblies and optical interrogation systems10 Feb 2026US 12,546,584 B2Intuitive Surgical Operations, Inc.
- Calculation of redundant bend in multi-core fiber for safety21 Oct 2025US 12,449,252 B2Intuitive Surgical Operations, Inc.
- Integrated system for optical fiber sensing and communication through sharing co-frequency resources14 Oct 2025US 12,442,669 B2Southwest Jiaotong University
- Calculation of redundant bend in multi-core fiber for safety22 Jan 2026US 2026/0022931 A1Intuitive Surgical Operations, Inc.
- Malposition Detection System11 Dec 2025US 2025/0375249 A1Bard Access Systems, Inc.
- Redundant core in multicore optical fiber for safety4 Dec 2025US 2025/0369745 A1Intuitive Surgical Operations, Inc.
- Optical sensor20 Nov 2025US 2025/0354837 A1WIKA Optical Sensing Limited
- Methods and apparatus for ofdr interrogator monitoring and optimization23 Oct 2025US 2025/0327658 A1Intuitive Surgical Operations, Inc.
Most cited
By later US patents
- Optical fiber bend sensor488US 6,389,187 B1Qinetiq Limited · 2002
- Fiber optic sensor for precision 3-D position measurement324US 6,888,623 B2Dynamic Technology, Inc. · 2005
- Fiber optic sensing techniques in laser medicine187US 5,928,222 A1999
- Distributed fiber optic temperature sensors and systems119US 5,696,863 A1997
- Optical systems for sensing temperature and other physical parameters110US 5,302,025 A1994