G02B 6/02047
Dual mode fibre
Official title: {Dual mode fibre (G02B6/105 takes precedence)}
G02B6/02047 (Dual mode fibre) appears on 97 US grants and 89 published applications in this corpus.
Search patents in G02B- Granted patents
- 97
- Published applications
- 89
- Assignees
- 61
- Inventors
- 210
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 2 |
| 2003 | 4 | 3 |
| 2004 | 2 | 4 |
| 2005 | 4 | 4 |
| 2006 | 1 | 5 |
| 2007 | 7 | 3 |
| 2008 | 5 | 3 |
| 2009 | 1 | 4 |
| 2010 | 2 | 3 |
| 2011 | 0 | 1 |
| 2012 | 3 | 0 |
| 2013 | 2 | 4 |
| 2014 | 4 | 7 |
| 2015 | 4 | 7 |
| 2016 | 6 | 1 |
| 2017 | 6 | 7 |
| 2018 | 3 | 4 |
| 2019 | 3 | 3 |
| 2020 | 3 | 3 |
| 2021 | 3 | 4 |
| 2022 | 3 | 6 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hybrid optical fiber, endoscopic system, and method for examining a sample9 Sep 2025US 12,411,333 B2Leibniz-Institut Fur Photonische Technologien E.V.
- Loss optimizing asymmetric optical splitter13 May 2025US 12,301,287 B2AT&T Intellectual Property I, L. P.
- Polymer optical fibre for active implantable medical devices (AIMD) and AIMD using same11 Jun 2024US 12,007,600 B2Synergia Medical
- Methods and apparatus for determining shape parameter(s) using a sensing fiber having a single core with multiple light propagating modes26 Mar 2024US 11,940,305 B2Intuitive Surgical Operations, Inc.
- Optical fiber and laser device23 May 2023US 11,656,402 B2Fujikura Ltd.
- Few-mode optical fiber12 Feb 2026US 2026/0043959 A1
- Loss optimizing asymmetric optical splitter17 Jul 2025US 2025/0233663 A1AT&T Intellectual Property I, L. P.
- Fiber optic cable10 Jul 2025US 2025/0224555 A1Nippon Telegraph and Telephone Corporation
- Determination device, determination method, and program8 May 2025US 2025/0147220 A1Sony Group Corporation
- Determination apparatus, determination method, and program20 Mar 2025US 2025/0093229 A1Sony Group Corporation
Most cited
By later US patents
- Apparatus using two-mode optical waveguide with non-circular core294US 4,915,468 AThe Board of Trustees of the Leland Stanford Junior University · 1990
- Method of creating an index grating in an optical fiber and a mode converter using the index grating103US 5,104,209 AHer Majesty the Queen in right of Canada, as represented by the Minister of Communications · 1992
- Article comprising a dispersion-compensating optical waveguide90US 5,448,674 AAT&T Corp. · 1995
- Optical fiber sensor with localized sensing regions75US 5,144,690 ACorning Incorporated · 1992
- Single mode optical fiber55US 4,641,917 AAT&T Bell Laboratories · 1987