G02B 6/3841
Using rods, balls for light guides
Official title: {using rods, balls for light guides}
G02B6/3841 (Using rods, balls for light guides) appears on 170 US grants and 83 published applications in this corpus.
Search patents in G02B- Granted patents
- 170
- Published applications
- 83
- Assignees
- 62
- Inventors
- 188
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 14 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 7 | 0 |
| 1984 | 10 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 4 |
| 2019 | 8 | 10 |
| 2020 | 6 | 18 |
| 2021 | 1 | 7 |
| 2022 | 17 | 9 |
| 2023 | 8 | 11 |
| 2024 | 11 | 11 |
| 2025 | 8 | 5 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multiports and other devices having connection ports with securing features and methods of making the same4 Aug 2026US 12,699,231 B2Corning Research & Development Corporation
- Multiports having connection ports with securing features that actuate flexures and methods of making the same17 Feb 2026US 12,554,075 B2Corning Research & Development Corporation
- Compact fiber optic connectors having keying portions and locking features10 Feb 2026US 12,546,955 B2Corning Research & Development Corporation
- Multiports having connection ports with associated securing features and methods of making the same30 Sep 2025US 12,429,655 B2Corning Optical Communications LLC
- Multiports having connection ports formed in the shell and associated securing features5 Aug 2025US 12,379,551 B2Corning Optical Communications LLC
- Fiber optic ferrule assembly adapter21 May 2026US 2026/0140326 A1Domaille Engineering, LLC
- Dust plugs for sealing multiport terminals and methods of fabricating the same21 Aug 2025US 2025/0264670 A1Corning Research & Development Corporation
- Fiber optic connectors and multiport assemblies including retention features14 Aug 2025US 2025/0258344 A1Corning Research & Development Corporation
- Compact fiber optic connectors, cable assemblies and methods of making the same3 Jul 2025US 2025/0216621 A1Corning Research & Development Corporation
- Fiber optic cable assembly and fabrication method incorporating two-dimensional arrays of optical fibers5 Jun 2025US 2025/0180823 A1Corning Research & Development Corporation
Most cited
By later US patents
- Slide fit optical connector having end cap to prevent rotation103US 5,040,867 ASiecor Corporation · 1991
- Optical fiber expanded beam coupler83US 5,257,332 AAT&T Bell Laboratories · 1993
- Fiberoptic-electronic connector assembly81US 4,217,030 ABell Telephone Laboratories, Incorporated · 1980
- Multiports and optical connectors with rotationally discrete locking and keying features79US 10,359,577 B2Corning Research & Development Corporation · 2019
- Connector construction79US 4,225,214 ATRW Inc. · 1980