G02B 6/2713
Cascade of polarisation selective or adjusting operations
Official title: {cascade of polarisation selective or adjusting operations}
G02B6/2713 (Cascade of polarisation selective or adjusting operations) appears on 547 US grants and 416 published applications in this corpus.
Search patents in G02B- Granted patents
- 547
- Published applications
- 416
- Assignees
- 247
- Inventors
- 927
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 14 | 0 |
| 2000 | 21 | 0 |
| 2001 | 28 | 8 |
| 2002 | 43 | 56 |
| 2003 | 57 | 78 |
| 2004 | 57 | 31 |
| 2005 | 28 | 24 |
| 2006 | 34 | 19 |
| 2007 | 21 | 15 |
| 2008 | 20 | 14 |
| 2009 | 12 | 10 |
| 2010 | 13 | 8 |
| 2011 | 9 | 8 |
| 2012 | 6 | 9 |
| 2013 | 7 | 5 |
| 2014 | 13 | 16 |
| 2015 | 12 | 10 |
| 2016 | 14 | 11 |
| 2017 | 13 | 10 |
| 2018 | 9 | 10 |
| 2019 | 8 | 14 |
| 2020 | 10 | 9 |
| 2021 | 9 | 9 |
| 2022 | 7 | 5 |
| 2023 | 9 | 11 |
| 2024 | 5 | 8 |
| 2025 | 12 | 15 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical coupling and mode-selective separation or superposition of optical fields25 Aug 2026US 12,717,086 B2Karlsruher Institut für Technologie
- Methods and apparatuses for multiplexing and demultiplexing optical signals configured to suppress the four-wave mixing effect27 Jan 2026US 12,537,618 B2Source Photonics (Chengdu) Co., Ltd.
- Compact dual polarization couplers for multi-core optical fibers16 Dec 2025US 12,498,522 B2Corning Incorporated
- Embedding a photonic integrated circuit in a semiconductor package for high bandwidth memory and compute2 Sep 2025US 12,405,434 B2Celestial AI Inc.
- Embedding a photonic integrated circuit in a semiconductor package for high bandwidth memory and compute19 Aug 2025US 12,392,974 B2Celestial AI Inc.
- Wavelength selective switch with multiple deflector arrays7 May 2026US 2026/0126591 A1O-Net Technologies (Canada) Inc.
- Angle insensitive optical arrangement for optical switch23 Apr 2026US 2026/0110850 A1Lumentum Operations LLC
- End-capped optical fiber, fiber array, light source device, and wavelength beam combining device2 Apr 2026US 2026/0093068 A1Nichia Corporation
- Multi-polarization optical device9 Oct 2025US 2025/0314839 A1II-Vi Delaware, Inc.
- Optical Coupler Comprising a Molded Optical Interposer Together with a PIC and 2 Polarization Selective Elements Enabling Isolation and/or Polarizatio11 Sep 2025US 2025/0284062 A1Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen
Most cited
By later US patents
- Broadband light source system and method and light source combiner281US 6,570,659 B2LightLab Imaging, Inc. · 2003
- Frequency-selective optical switch employing a frequency dispersive element, polarization dispersive element and polarization modulating elements208US 5,414,540 ABell Communications Research, Inc. · 1995
- Collimating optical device and system149US 8,643,948 B2Lumus Ltd. · 2014
- Optical pulse amplification using chirped Bragg gratings146US 5,499,134 AImra America, Inc. · 1996
- Micro-machine polarization-state controller134US 6,445,485 B1AT&T Corp. · 2002