G02B 6/02266
Positive dispersion fibres at 1550 nm
Official title: {Positive dispersion fibres at 1550 nm}
G02B6/02266 (Positive dispersion fibres at 1550 nm) appears on 296 US grants and 273 published applications in this corpus.
Search patents in G02B- Granted patents
- 296
- Published applications
- 273
- Assignees
- 55
- Inventors
- 396
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 9 |
| 2002 | 24 | 34 |
| 2003 | 31 | 38 |
| 2004 | 35 | 43 |
| 2005 | 36 | 19 |
| 2006 | 30 | 16 |
| 2007 | 13 | 18 |
| 2008 | 16 | 12 |
| 2009 | 11 | 14 |
| 2010 | 13 | 11 |
| 2011 | 12 | 10 |
| 2012 | 7 | 3 |
| 2013 | 4 | 7 |
| 2014 | 10 | 3 |
| 2015 | 3 | 4 |
| 2016 | 2 | 1 |
| 2017 | 3 | 4 |
| 2018 | 3 | 6 |
| 2019 | 4 | 5 |
| 2020 | 5 | 7 |
| 2021 | 6 | 3 |
| 2022 | 4 | 4 |
| 2023 | 2 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Optical fiber7 Jan 2025US 12,189,178 B2Nippon Telegraph and Telephone Corporation
- Low loss and low dispersion optical fiber for data center optical communication28 May 2024US 11,994,712 B2Corning Incorporated
- Optical fiber for data centers2 Jan 2024US 11,860,408 B2Corning Incorporated
- Cutoff shifted optical fibre24 Jan 2023US 11,561,341 B2
- Low-dispersion single-mode optical fiber10 Jan 2023US 11,550,098 B2Yangtze Optical Fibre and Cable Joint Stock Limited Company
- Single mode optical fiber3 Jul 2025US 2025/0216597 A1Shin-Etsu Chemical Co., Ltd.
- Optical fiber3 Aug 2023US 2023/0244028 A1Nippon Telegraph and Telephone Corporation
- Optical fiber for data centers15 Sep 2022US 2022/0291445 A1Corning Incorporated
- Single-mode fiber with low dispersion slope5 May 2022US 2022/0137289 A1
- Low-dispersion single-mode optical fiber24 Mar 2022US 2022/0091328 A1Yangtze Optical Fibre and Cable Joint Stock Limited Company
Most cited
By later US patents
- Super-large-effective-area (SLA) optical fiber and communication system incorporating the same290US 6,904,218 B2Fitel USA Corp. · 2005
- Bend-insensitive single-mode optical fiber252US 8,131,125 B2Draka Comteq B.V. · 2012
- Large effective area low attenuation optical fiber241US 8,218,929 B2Corning Incorporated · 2012
- Dispersion-controlled optical fiber230US 6,999,667 B2Samsung Electronics Co., Ltd. · 2006
- Single-mode optical fiber184US 7,587,111 B2Draka Comteq B.V. · 2009