G02B 6/3833
Details of mounting fibres in ferrules
Official title: {Details of mounting fibres in ferrules; Assembly methods; Manufacture}
G02B6/3833 (Details of mounting fibres in ferrules) appears on 5,622 US grants and 4,623 published applications in this corpus.
Search patents in G02B- Granted patents
- 5,622
- Published applications
- 4,623
- Assignees
- 1,342
- Inventors
- 7,246
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 25 | 0 |
| 1978 | 27 | 0 |
| 1979 | 35 | 0 |
| 1980 | 54 | 0 |
| 1981 | 45 | 0 |
| 1982 | 27 | 0 |
| 1983 | 31 | 0 |
| 1984 | 40 | 0 |
| 1985 | 20 | 0 |
| 1986 | 20 | 0 |
| 1987 | 84 | 0 |
| 1988 | 90 | 0 |
| 1989 | 68 | 0 |
| 1990 | 62 | 0 |
| 1991 | 74 | 0 |
| 1992 | 107 | 0 |
| 1993 | 104 | 0 |
| 1994 | 93 | 0 |
| 1995 | 82 | 0 |
| 1996 | 70 | 0 |
| 1997 | 94 | 0 |
| 1998 | 117 | 0 |
| 1999 | 106 | 0 |
| 2000 | 110 | 0 |
| 2001 | 153 | 58 |
| 2002 | 146 | 179 |
| 2003 | 160 | 226 |
| 2004 | 182 | 174 |
| 2005 | 132 | 123 |
| 2006 | 114 | 105 |
| 2007 | 106 | 90 |
| 2008 | 104 | 117 |
| 2009 | 81 | 93 |
| 2010 | 94 | 131 |
| 2011 | 78 | 147 |
| 2012 | 79 | 133 |
| 2013 | 131 | 164 |
| 2014 | 145 | 185 |
| 2015 | 188 | 194 |
| 2016 | 197 | 262 |
| 2017 | 235 | 212 |
| 2018 | 203 | 256 |
| 2019 | 244 | 233 |
| 2020 | 243 | 273 |
| 2021 | 191 | 275 |
| 2022 | 204 | 233 |
| 2023 | 163 | 231 |
| 2024 | 193 | 204 |
| 2025 | 160 | 188 |
| 2026 | 95 | 137 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G02B 6/3834Means for centering or aligning the light guide within the ferrule1,687
- G02B 6/3855Characterised by the method of anchoring or fixing the fibre within the1,533
- G02B 6/3847With means preventing fibre end damage1,465
- G02B 6/3846With fibre stubs520
- G02B 6/3863Fabricated by using polishing techniques471
- G02B 6/3865Fabricated by using moulding techniques451
- G02B 6/3851Ferrules having keying or coding means448
- G02B 6/3853Lens inside the ferrule390
Recent patents
- System for minimizing perturbation in optics due to thermal deformation6 Oct 2026US 12,754,379 B2PLX, Inc.
- Capillary and manufacturing method therefor29 Sep 2026US 12,748,264 B2Nippon Electric Glass Co., Ltd.
- Adapter shutter assembly with shutter retention cap22 Sep 2026US 12,742,935 B2US Conec Ltd.
- Dust-proof and shading adapter15 Sep 2026US 12,736,756 B2T&S Communications Co., Ltd.
- Dual-core connector and connection system15 Sep 2026US 12,736,757 B2Huawei Technologies Co., Ltd.
- Optical fibre connector assembly8 Oct 2026US 2026/0309925 A1
- Outdoor waterproof fiber optic connector8 Oct 2026US 2026/0309927 A1Ucl Trading Co., Ltd.
- Optical interconnect with tandem ferrule8 Oct 2026US 2026/0309929 A13M Innovative Properties Company
- Method For Orienting And Terminating Polarization-Maintaining (PM) Optical Fiber And Forming A PM Optical Fiber Assembly1 Oct 2026US 2026/0299213 A1OpTek Systems, Inc.
- Very small form factor shuttered fiber-optic adapter1 Oct 2026US 2026/0299214 A1US Conec Ltd.
Most cited
By later US patents
- Fiber optic plug571US 6,648,520 B2Corning Cable Systems LLC · 2003
- Preconnectorized fiber optic drop cables and assemblies422US 7,090,406 B2Corning Cable Systems LLC · 2006
- Optical fiber ferrule connector having enhanced provisions for tuning418US 5,212,752 AAT&T Bell Laboratories · 1993
- Dust caps for use with telecommunications adapters and connectors410US 6,227,717 B1The Siemon Company · 2001
- Fiber optic drop cables and preconnectorized assemblies having toning portions407US 7,113,679 B2Corning Cable Systems LLC · 2006