G02B 6/2817
Using reflective elements to split or combine optical signals
Official title: {using reflective elements to split or combine optical signals}
G02B6/2817 (Using reflective elements to split or combine optical signals) appears on 535 US grants and 217 published applications in this corpus.
Search patents in G02B- Granted patents
- 535
- Published applications
- 217
- Assignees
- 308
- Inventors
- 917
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 3 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 6 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 19 | 0 |
| 1988 | 33 | 0 |
| 1989 | 18 | 0 |
| 1990 | 16 | 0 |
| 1991 | 14 | 0 |
| 1992 | 13 | 0 |
| 1993 | 13 | 0 |
| 1994 | 14 | 0 |
| 1995 | 6 | 0 |
| 1996 | 15 | 0 |
| 1997 | 20 | 0 |
| 1998 | 18 | 0 |
| 1999 | 18 | 0 |
| 2000 | 15 | 0 |
| 2001 | 15 | 1 |
| 2002 | 14 | 17 |
| 2003 | 16 | 19 |
| 2004 | 12 | 15 |
| 2005 | 8 | 8 |
| 2006 | 20 | 11 |
| 2007 | 9 | 5 |
| 2008 | 8 | 6 |
| 2009 | 4 | 6 |
| 2010 | 4 | 6 |
| 2011 | 4 | 8 |
| 2012 | 4 | 9 |
| 2013 | 10 | 12 |
| 2014 | 10 | 6 |
| 2015 | 4 | 18 |
| 2016 | 16 | 6 |
| 2017 | 9 | 11 |
| 2018 | 9 | 8 |
| 2019 | 12 | 6 |
| 2020 | 7 | 7 |
| 2021 | 1 | 5 |
| 2022 | 6 | 7 |
| 2023 | 5 | 5 |
| 2024 | 7 | 8 |
| 2025 | 4 | 5 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mode multiplexer/demultiplexer using metamaterials for optical fiber communications16 Jun 2026US 12,659,036 B2Corning Incorporated
- Optical structure5 May 2026US 12,619,030 B2Axenic Limited
- Laser beam brilliance enhancing beam splitting for laser welding/brazing31 Mar 2026US 12,589,447 B2II-Vi Delaware, Inc.
- Integrated fiber for optical shape sensing and spectral tissue sensing24 Feb 2026US 12,560,423 B2Koninklijke Philips N. V.
- Miniature optical probe21 Oct 2025US 12,449,601 B1Neptec OS, Inc.
- Capillary tube end face processing to reduce heating of fiber optic combiners6 Aug 2026US 2026/0227573 A1Lumentum Operations LLC
- Mode division multiplexing using combined degenerate modes8 Jan 2026US 2026/0012282 A1Corning Incorporated
- Imaging waveguide26 Jun 2025US 2025/0208423 A1Snap Inc.
- Optical transceiver arrays19 Jun 2025US 2025/0199243 A1Lyte Ai, Inc.
- Integrated arrays for coherent optical detection1 May 2025US 2025/0138385 A1Lyte Ai, Inc.
Most cited
By later US patents
- Illumination devices and optical fibres for use therein334US 5,432,876 AMinnesota Mining and Manufacturing Company · 1995
- Optical fiber interconnection network including spatial light modulator295US 4,856,863 ATexas Instruments Incorporated · 1989
- Optical loop attenuator simulating an optical system257US 4,736,100 AAMP Incorporated · 1988
- Device for coupling radiation into an optical waveguide252US 4,378,143 ASiemens Aktiengesellschaft · 1983
- Patch cord221US 5,305,405 AADC Telecommunications, Inc. · 1994