G02B 6/02366
Single ring of structures
Official title: {Single ring of structures, e.g. "air clad"}
G02B6/02366 (Single ring of structures) appears on 263 US grants and 298 published applications in this corpus.
Search patents in G02B- Granted patents
- 263
- Published applications
- 298
- Assignees
- 112
- Inventors
- 514
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 13 |
| 2003 | 10 | 10 |
| 2004 | 8 | 12 |
| 2005 | 5 | 17 |
| 2006 | 12 | 16 |
| 2007 | 17 | 7 |
| 2008 | 14 | 22 |
| 2009 | 14 | 21 |
| 2010 | 17 | 26 |
| 2011 | 13 | 20 |
| 2012 | 19 | 12 |
| 2013 | 13 | 11 |
| 2014 | 17 | 10 |
| 2015 | 10 | 6 |
| 2016 | 7 | 8 |
| 2017 | 6 | 9 |
| 2018 | 6 | 7 |
| 2019 | 10 | 10 |
| 2020 | 6 | 10 |
| 2021 | 11 | 6 |
| 2022 | 8 | 11 |
| 2023 | 12 | 9 |
| 2024 | 7 | 11 |
| 2025 | 6 | 6 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hollow core optical fiber and a laser system28 Jul 2026US 12,693,470 B2Nkt Photonics A/S
- Optical fiber7 Jul 2026US 12,674,931 B2NTT, Inc.
- Dispersion compensation micro-structured optical fiber19 May 2026US 12,631,818 B2Yanshan University
- Anti-resonant hollow-core fiber having offset and fan-shaped cladding elements31 Mar 2026US 12,591,091 B1Linfiber Technology (Nantong) Co., Ltd.
- Microstructured optical fiber and preform for same having specific oxygen deficiency center and chlorine concentrations24 Feb 2026US 12,560,755 B2Heraeus Quarzglas GmbH & Co.KG
- Anti-resonant hollow-core fiber9 Jul 2026US 2026/0194704 A1Linfiber Technology (Nantong) Co., Ltd.
- Hollow-core assembly with lossy glass25 Jun 2026US 2026/0177740 A1Corning Incorporated
- Hole assisted fiber and design method11 Jun 2026US 2026/0160939 A1NTT, Inc.
- Systems and methods for thz signal source19 Feb 2026US 2026/0051955 A1Attotude, Inc.
- Hollow core optical fiber and a laser system12 Feb 2026US 2026/0043960 A1Nkt Photonics A/S
Most cited
By later US patents
- Optical fiber with quantum dots473US 7,054,513 B2Lambda Instruments, Inc. · 2006
- Article comprising a micro-structured optical fiber, and method of making such fiber283US 5,802,236 ALucent Technologies Inc. · 1998
- Optical coupler, a method of its fabrication and use252US 7,532,792 B2Crystal Fibre A/S · 2009
- Thermal sensing fiber devices242US 7,567,740 B2Massachusetts Institute of Technology · 2009
- Ultra high numerical aperture optical fibers242US 7,715,672 B2Imra America, Inc. · 2010