G02B 6/0238
Longitudinal structures having higher refractive index than background material
Official title: {Longitudinal structures having higher refractive index than background material, e.g. high index solid rods}
G02B6/0238 (Longitudinal structures having higher refractive index than background material) appears on 46 US grants and 55 published applications in this corpus.
Search patents in G02B- Granted patents
- 46
- Published applications
- 55
- Assignees
- 38
- Inventors
- 122
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 2 | 6 |
| 2005 | 3 | 5 |
| 2006 | 4 | 2 |
| 2007 | 4 | 2 |
| 2008 | 2 | 4 |
| 2009 | 1 | 5 |
| 2010 | 1 | 3 |
| 2011 | 3 | 6 |
| 2012 | 3 | 4 |
| 2013 | 8 | 0 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 1 | 2 |
| 2022 | 3 | 2 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Dielectric lined waveguides13 Jan 2026US 12,523,813 B1General Atomics
- Large-mode-area optical fibers and optical fiber amplifiers in the eye-safe regime20 Feb 2024US 11,909,166 B2Lawrence Livermore National Security, LLC
- All solid hybrid arrow fiber4 Oct 2022US 11,462,878 B2Lawrence Livermore National Security, LLC
- Polarization controller and method of manufacture5 Apr 2022US 11,294,122 B2Corning Incorporated
- Wavelength selective filtering with non-radial array of microstructure elements8 Mar 2022US 11,269,137 B2Lawrence Livermore National Security, LLC
- Hollow-core assembly with lossy glass25 Jun 2026US 2026/0177740 A1Corning Incorporated
- Optical fiber mode stripper, manufacturing method for optical fiber mode stripper, and laser25 Dec 2025US 2025/0389887 A1WuHan Raycus Fiber Laser Technologies CO., LTD
- Polarization controller and method of manufacture9 Jun 2022US 2022/0179152 A1Corning Incorporated
- Polarization controller and method of manufacture3 Feb 2022US 2022/0035096 A1Corning Incorporated
- Wavelength selective filtering with non-radial array of microstructure elements2 Dec 2021US 2021/0373229 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Optical coupler, a method of its fabrication and use252US 7,532,792 B2Crystal Fibre A/S · 2009
- Nonlinear optical fibre method of its production and use thereof234US 7,266,275 B2Crystal Fibre A/S · 2007
- Dual core photonic crystal fibers (PCF) with special dispersion properties54US 7,174,078 B2Crystal Fibre A/S · 2007
- Optical fiber filter for suppression of amplified spontaneous emission39US 7,272,287 B2Fitel USA Corp. · 2007
- Photonic crystal fibres34US 6,954,574 B1Crystal Fibre A/S · 2005