G02B 6/3854
Ferrules characterised by materials
Official title: {Ferrules characterised by materials}
G02B6/3854 (Ferrules characterised by materials) appears on 244 US grants and 123 published applications in this corpus.
Search patents in G02B- Granted patents
- 244
- Published applications
- 123
- Assignees
- 145
- Inventors
- 514
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 22 | 0 |
| 1990 | 3 | 0 |
| 1991 | 16 | 0 |
| 1992 | 18 | 0 |
| 1993 | 13 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 4 |
| 2002 | 5 | 11 |
| 2003 | 8 | 4 |
| 2004 | 8 | 6 |
| 2005 | 6 | 2 |
| 2006 | 2 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 5 |
| 2014 | 2 | 6 |
| 2015 | 5 | 5 |
| 2016 | 5 | 6 |
| 2017 | 1 | 1 |
| 2018 | 3 | 7 |
| 2019 | 3 | 7 |
| 2020 | 7 | 6 |
| 2021 | 8 | 13 |
| 2022 | 9 | 8 |
| 2023 | 4 | 6 |
| 2024 | 7 | 5 |
| 2025 | 2 | 9 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of making a lensed connector with photosensitive glass6 Jan 2026US 12,517,308 B2Corning Research & Development Corporation
- Cable and dual inner diameter ferrule device with smooth internal contours and method10 Jun 2025US 12,326,598 B2CommScope Technologies LLC
- Microfabrication method for optical components25 Mar 2025US 12,259,582 B2Ningbo Litas Optical Technologies Co., Ltd.
- Apparatus and system for optical connector24 Dec 2024US 12,174,428 B2Nortech Systems, Inc.
- Optical fiber connection component and optical fiber connection structure3 Dec 2024US 12,158,619 B2Sumitomo Electric Industries, Ltd.
- Co-packaged optics structure with optical connectors having waveguide stress relief features24 Sep 2026US 2026/0287830 A1International Business Machines Corporation
- Optical coupling apparatus, fiber array unit, and method for assembling fiber array unit10 Sep 2026US 2026/0267078 A1AIP Inc.
- Fiber optic connector assembly and fabrication method incorporating multi-fiber ferrule and thermoplastic adhesive3 Sep 2026US 2026/0259380 A1Corning Research & Development Corporation
- Quartz block head connector that includes at least one coolant channel with a three-dimensional contoured geometry20 Aug 2026US 2026/0243969 A1Lumentum Operations LLC
- Optical signal adapter assembly with lossy waveguide and optical signal adapter system7 May 2026US 2026/0126594 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Connector for optical fiber402US 5,481,634 AAT&T Corp. · 1996
- Fiber optic connector having snap ring adjustment means253US 5,142,598 APorta Systems Corp. · 1992
- Multifiber optical connector plug with low reflection and low insertion loss233US 5,214,730 ANippon Telegraph and Telephone Corporation · 1993
- High precision optical fiber connectors206US 5,076,656 A1991
- Optical fiber connector having enhanced provisions for interconnection and for prevention of optical and mechanical disconnection160US 5,129,023 AAT&T Bell Laboratories · 1992