G02B 6/29307
Components assembled in or forming a solid transparent unitary block
Official title: {components assembled in or forming a solid transparent unitary block, e.g. for facilitating component alignment}
G02B6/29307 (Components assembled in or forming a solid transparent unitary block) appears on 126 US grants and 79 published applications in this corpus.
Search patents in G02B- Granted patents
- 126
- Published applications
- 79
- Assignees
- 77
- Inventors
- 193
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 0 |
| 2002 | 9 | 5 |
| 2003 | 4 | 18 |
| 2004 | 12 | 10 |
| 2005 | 11 | 5 |
| 2006 | 8 | 5 |
| 2007 | 5 | 4 |
| 2008 | 4 | 2 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 5 |
| 2016 | 2 | 2 |
| 2017 | 8 | 4 |
| 2018 | 2 | 0 |
| 2019 | 2 | 3 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wavelength agile multiplexing11 Aug 2026US 12,704,682 B2Apple Inc.
- Alignment system for semiconductor optical components of a LIDAR system26 May 2026US 12,638,560 B1Aurora Operations, Inc.
- Wavelength agile multiplexing14 Nov 2023US 11,815,719 B2Apple Inc.
- Wavelength division multiplexing with parallel arrayed signal paths for increased channel density5 Sep 2023US 11,750,316 B2Alliance Fiber Optic Products, Inc.
- Multiplexer or demultiplexer module26 Jan 2021US 10,901,160 B2HUBER+SUHNER Cube Optics AG
- Wavelength Selective Device and Corresponding Switching Device30 Apr 2026US 2026/0118587 A1Huawei Technologies Co., Ltd.
- Optical communication device6 Mar 2025US 2025/0076584 A1Huawei Technologies Co., Ltd.
- A Photonic Interposer, A Photonic Arrangement And A Method For Manufacturing A Photonic Interposer8 Aug 2024US 2024/0264380 A1Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen
- Wavelength Agile Multiplexing7 Mar 2024US 2024/0077679 A1Apple Inc.
- Wavelength Agile Multiplexing31 Mar 2022US 2022/0099896 A1Apple Inc.
Most cited
By later US patents
- Wavelength division multiplexer110US 4,111,524 ABell Telephone Laboratories, Incorporated · 1978
- Wavelength multiplexer/demultiplexer for optical circuits110US 4,274,706 AHughes Aircraft Company · 1981
- Optical multiplexer/demultiplexer using resonant grating filters97US 6,212,312 B1UT-Battelle, LLC · 2001
- Dual-source optical wavelength processor88US 7,397,980 B2Optium Australia PTY Limited · 2008
- Integrated bi-directional dual axial gradient refractive index/diffraction grating wavelength division multiplexer84US 5,999,672 ALight Chip, Inc. · 1999