G02B 6/02371
Cross section of longitudinal structures is non-circular
Official title: {Cross section of longitudinal structures is non-circular}
G02B6/02371 (Cross section of longitudinal structures is non-circular) appears on 157 US grants and 174 published applications in this corpus.
Search patents in G02B- Granted patents
- 157
- Published applications
- 174
- Assignees
- 89
- Inventors
- 371
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 11 |
| 2003 | 10 | 10 |
| 2004 | 7 | 11 |
| 2005 | 10 | 16 |
| 2006 | 11 | 12 |
| 2007 | 7 | 5 |
| 2008 | 8 | 10 |
| 2009 | 3 | 9 |
| 2010 | 12 | 7 |
| 2011 | 5 | 8 |
| 2012 | 5 | 5 |
| 2013 | 6 | 5 |
| 2014 | 8 | 2 |
| 2015 | 5 | 4 |
| 2016 | 4 | 5 |
| 2017 | 3 | 4 |
| 2018 | 3 | 9 |
| 2019 | 6 | 7 |
| 2020 | 10 | 7 |
| 2021 | 3 | 4 |
| 2022 | 6 | 4 |
| 2023 | 4 | 4 |
| 2024 | 4 | 5 |
| 2025 | 5 | 5 |
| 2026 | 4 | 4 |
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
- Architecture for electromagnetic waveguide26 May 2026US 12,638,634 B2Centre National De La Recherche Scientifique
- Anti-resonant hollow-core fibers featuring support structures19 May 2026US 12,631,819 B2University of Central Florida Research Foundation, Inc.
- Anti-resonant hollow-core fiber having offset and fan-shaped cladding elements31 Mar 2026US 12,591,091 B1Linfiber Technology (Nantong) Co., Ltd.
- Anti-resonant hollow-core fibers featuring support structures14 Oct 2025US 12,442,975 B2University of Central Florida Research Foundation, Inc.
- Anti-resonant hollow-core fiber9 Jul 2026US 2026/0194704 A1Linfiber Technology (Nantong) Co., Ltd.
- Hollow core optical fiber and a laser system12 Feb 2026US 2026/0043960 A1Nkt Photonics A/S
- Anti-resonant hollow core optical fiber with contacting capillaries5 Feb 2026US 2026/0036742 A1Corning Incorporated
- Anti-resonant hollow-core fibers featuring support structures15 Jan 2026US 2026/0016629 A1University of Central Florida Research Foundation, Inc.
- Integrated hollow-core optical fiber preform, optical fiber and fabrication method thereof23 Oct 2025US 2025/0326678 A1Yangtze Optical Fibre and Cable Joint Stock Limited Company
Most cited
By later US patents
- Optical fiber with quantum dots473US 7,054,513 B2Lambda Instruments, Inc. · 2006
- Thermal sensing fiber devices242US 7,567,740 B2Massachusetts Institute of Technology · 2009
- Glass large-core optical fibers241US 8,159,742 B2Imra America, Inc. · 2012
- Thermal sensing fiber devices228US 7,805,029 B2Massachusetts Institute of Technology · 2010
- Holey optical fibres212US 6,968,107 B2University of Southampton · 2005