G02B 6/3556
Nxm switch, i.e. regular arrays of switches elements of matrix type constellation
Official title: {NxM switch, i.e. regular arrays of switches elements of matrix type constellation}
G02B6/3556 (Nxm switch, i.e. regular arrays of switches elements of matrix type constellation) appears on 666 US grants and 575 published applications in this corpus.
Search patents in G02B- Granted patents
- 666
- Published applications
- 575
- Assignees
- 271
- Inventors
- 1,065
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 13 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 23 | 15 |
| 2002 | 52 | 104 |
| 2003 | 87 | 91 |
| 2004 | 100 | 66 |
| 2005 | 53 | 37 |
| 2006 | 46 | 19 |
| 2007 | 22 | 18 |
| 2008 | 22 | 21 |
| 2009 | 17 | 11 |
| 2010 | 10 | 10 |
| 2011 | 7 | 7 |
| 2012 | 11 | 16 |
| 2013 | 6 | 12 |
| 2014 | 13 | 9 |
| 2015 | 13 | 23 |
| 2016 | 19 | 17 |
| 2017 | 22 | 15 |
| 2018 | 9 | 7 |
| 2019 | 11 | 9 |
| 2020 | 11 | 13 |
| 2021 | 6 | 7 |
| 2022 | 8 | 8 |
| 2023 | 8 | 10 |
| 2024 | 9 | 9 |
| 2025 | 4 | 8 |
| 2026 | 1 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Intelligent optical switch12 May 2026US 12,625,326 B2Go!Foton Holdings, Inc.
- Large scale steerable coherent optical switched arrays18 Nov 2025US 12,474,528 B2Analog Photonics LLC
- Programmable optical chip and terminal4 Nov 2025US 12,461,424 B2United Microelectronics Center Co., Ltd
- Rapid fiber optic alignment techniques for optical switching28 Oct 2025US 12,455,421 B2Texas Instruments Incorporated
- High-reliability robotic cross-connect systems12 Aug 2025US 12,386,120 B2Telescent Inc.
- Optically disaggregated high bandwidth memory system27 Aug 2026US 2026/0251867 A1Marvell Asia Pte Ltd
- Glass optical interposer assembly27 Aug 2026US 2026/0251872 A1Marvell Asia Pte Ltd
- Polarization-diverse integrated photonic switch with multi-layer waveguides20 Aug 2026US 2026/0243951 A1
- Intelligent Optical Switch6 Aug 2026US 2026/0227575 A1Go!Foton Holdings, Inc.
- A system for directing incident light onto spatial light modulator planes30 Jul 2026US 2026/0219457 A1Huber+Suhner Polatis Limited
Most cited
By later US patents
- Multi-wavelength cross-connect optical switch282US 6,097,859 AThe Regents of the University of California · 2000
- GRIN fiber lenses160US 6,542,665 B2Lucent Technologies Inc. · 2003
- Optical cross-connect switch with integrated optical signal tap128US 6,668,108 B1Calient Networks, Inc. · 2003
- Encapsulated multi-directional light beam steering device125US 6,337,760 B12002
- Multi-axis magnetically actuated device125US 6,388,789 B1The Charles Stark Draper Laboratory, Inc. · 2002