G02B 6/12023
Characterised by means for reducing the polarisation dependence
Official title: {characterised by means for reducing the polarisation dependence, e.g. reduced birefringence}
G02B6/12023 (Characterised by means for reducing the polarisation dependence) appears on 192 US grants and 172 published applications in this corpus.
Search patents in G02B- Granted patents
- 192
- Published applications
- 172
- Assignees
- 66
- Inventors
- 319
- Latest grant
- 30 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 6 |
| 2002 | 7 | 12 |
| 2003 | 10 | 13 |
| 2004 | 9 | 19 |
| 2005 | 12 | 36 |
| 2006 | 36 | 15 |
| 2007 | 16 | 19 |
| 2008 | 12 | 9 |
| 2009 | 16 | 5 |
| 2010 | 9 | 3 |
| 2011 | 1 | 1 |
| 2012 | 6 | 9 |
| 2013 | 4 | 0 |
| 2014 | 5 | 5 |
| 2015 | 4 | 3 |
| 2016 | 6 | 3 |
| 2017 | 2 | 3 |
| 2018 | 1 | 0 |
| 2019 | 2 | 3 |
| 2020 | 0 | 1 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polarization diversified wavelength domain demultiplexer with a single set of outputs30 Jul 2024US 12,052,091 B2
- Evacuated gratings and methods of manufacturing13 Feb 2024US 11,899,238 B2DigiLens Inc.
- Evacuated gratings and methods of manufacturing28 Feb 2023US 11,592,614 B2DigiLens Inc.
- Evacuated gratings and methods of manufacturing13 Sep 2022US 11,442,222 B2DigiLens Inc.
- Image display device, ocular optical system, and method of manufacturing ocular optical system7 Sep 2021US 11,112,562 B2Canon Kabushiki Kaisha
- Phase control waveguide structure based on anisotropic material and wavelength division multiplexer structure thereof9 Jul 2026US 2026/0194709 A1Jiaxing Research Institute, Zhejiang University
- Fabrication-tolerant planar optical wavelength multiplexer/demultiplexer18 Sep 2025US 2025/0291114 A1Avago Technologies International Sales Pte. Limited
- Evacuated Gratings and Methods of Manufacturing2 May 2024US 2024/0142695 A1DigiLens Inc.
- Evacuated Gratings and Methods of Manufacturing16 Mar 2023US 2023/0078253 A1DigiLens Inc.
- Polarization diversified wavelength domain de multiplexer with a single set of outputs23 Feb 2023US 2023/0056068 A1Acacia Communications, Inc.
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