G02B 6/2821
Using lateral coupling between contiguous fibres to split or combine optical signals
Official title: {using lateral coupling between contiguous fibres to split or combine optical signals}
G02B6/2821 (Using lateral coupling between contiguous fibres to split or combine optical signals) appears on 998 US grants and 528 published applications in this corpus.
Search patents in G02B- Granted patents
- 998
- Published applications
- 528
- Assignees
- 429
- Inventors
- 1,702
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 13 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 20 | 0 |
| 1985 | 12 | 0 |
| 1986 | 16 | 0 |
| 1987 | 24 | 0 |
| 1988 | 40 | 0 |
| 1989 | 31 | 0 |
| 1990 | 26 | 0 |
| 1991 | 38 | 0 |
| 1992 | 36 | 0 |
| 1993 | 30 | 0 |
| 1994 | 24 | 0 |
| 1995 | 28 | 0 |
| 1996 | 19 | 0 |
| 1997 | 21 | 0 |
| 1998 | 23 | 0 |
| 1999 | 27 | 0 |
| 2000 | 21 | 0 |
| 2001 | 23 | 7 |
| 2002 | 33 | 40 |
| 2003 | 48 | 42 |
| 2004 | 35 | 50 |
| 2005 | 28 | 30 |
| 2006 | 31 | 21 |
| 2007 | 32 | 20 |
| 2008 | 17 | 11 |
| 2009 | 11 | 16 |
| 2010 | 13 | 16 |
| 2011 | 10 | 12 |
| 2012 | 12 | 10 |
| 2013 | 9 | 16 |
| 2014 | 12 | 11 |
| 2015 | 18 | 19 |
| 2016 | 16 | 17 |
| 2017 | 20 | 18 |
| 2018 | 21 | 28 |
| 2019 | 12 | 18 |
| 2020 | 25 | 20 |
| 2021 | 19 | 20 |
| 2022 | 17 | 21 |
| 2023 | 15 | 24 |
| 2024 | 15 | 20 |
| 2025 | 24 | 16 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated photonic 2×3 coupler28 Jul 2026US 12,693,475 B2Cisco Technology, Inc.
- Coupling device for coupling hollow-core optical fibres comprising a coupling element30 Jun 2026US 12,669,651 B2Centre National De La Recherche Scientifique
- Waveguide photo detector integrated with a plurality of optical feeding waveguide ports16 Jun 2026US 12,656,174 B2DustPhotonics
- Photonic lanterns comprising optical fibers having up-down doped claddings2 Jun 2026US 12,645,033 B2Corning Incorporated
- Integrated optoelectronic device with optical interconnect structure for improved BEOL device integration21 Apr 2026US 12,609,510 B2Ihp GmbH—Innovations for High Performance Microelectronics/Leibniz-Institut Fur Innovative Mikroelektronik
- Integrated photonic 2x3 coupler1 Oct 2026US 2026/0299208 A1Cisco Technology, Inc.
- Distributed power divider for power-over-fiber system23 Apr 2026US 2026/0113126 A1Huawei Technologies Co., Ltd.
- Power splitters16 Apr 2026US 2026/0104548 A1
- Tap Monitor For Use With Optical Power And Method Of Making The Same29 Jan 2026US 2026/0029582 A1Lightel Technologies, Inc.
- Delivery fiber assembly and a broad band source15 Jan 2026US 2026/0016628 A1Nkt Photonics A/S
Most cited
By later US patents
- Switchable optical components377US 6,567,573 B1DigiLens Inc. · 2003
- Apparatus using two-mode optical waveguide with non-circular core294US 4,915,468 AThe Board of Trustees of the Leland Stanford Junior University · 1990
- Frequency selective interwaveguide coupler260US 4,026,632 ACanadian Patents and Development Limited · 1977
- Optical modulation apparatus and measurement method198US 5,091,983 A1992
- Temperature stabilization of tapered fiber optic components190US 6,658,182 B1ITF Optical Technologies Inc. · 2003