G02B 6/29317
Light guides of the optical fibre type
Official title: {Light guides of the optical fibre type}
G02B6/29317 (Light guides of the optical fibre type) appears on 712 US grants and 506 published applications in this corpus.
Search patents in G02B- Granted patents
- 712
- Published applications
- 506
- Assignees
- 308
- Inventors
- 1,326
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 18 | 0 |
| 1998 | 33 | 0 |
| 1999 | 32 | 0 |
| 2000 | 46 | 0 |
| 2001 | 73 | 14 |
| 2002 | 48 | 90 |
| 2003 | 61 | 83 |
| 2004 | 60 | 60 |
| 2005 | 57 | 38 |
| 2006 | 37 | 29 |
| 2007 | 34 | 16 |
| 2008 | 20 | 16 |
| 2009 | 6 | 14 |
| 2010 | 11 | 10 |
| 2011 | 2 | 9 |
| 2012 | 14 | 8 |
| 2013 | 15 | 7 |
| 2014 | 7 | 9 |
| 2015 | 6 | 7 |
| 2016 | 8 | 7 |
| 2017 | 8 | 9 |
| 2018 | 8 | 11 |
| 2019 | 15 | 9 |
| 2020 | 9 | 13 |
| 2021 | 7 | 9 |
| 2022 | 10 | 8 |
| 2023 | 10 | 10 |
| 2024 | 3 | 5 |
| 2025 | 4 | 9 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and methods for high-speed and long depth range imaging using optical coherence tomography15 Sep 2026US 12,736,751 B2The General Hospital Corporation
- Optical fiber filter with ultra-wide tuning range12 May 2026US 12,625,324 B2II-Vi Delaware, Inc.
- Multi-directional adaptive optical device17 Feb 2026US 12,554,069 B2Ommatidia LIDAR S.L.
- System and method for processing signals acquired from multiplexed optical sensors9 Sep 2025US 12,413,305 B2Xerox Corporation
- Optical device for coupling light and method for fabricating the same13 May 2025US 12,298,565 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Mode group demultiplexing method and device based on cascaded diffractive network20 Aug 2026US 2026/0243964 A1Sun Yat-Sen University
- Optical fiber that combines and demultiplexes light2 Jul 2026US 2026/0186201 A1NTT, Inc.
- Method and System for Imaging and Analysis of a Biological Specimen18 Jun 2026US 2026/0168894 A1The Board of Trustees of the Leland Stanford Junior University
- Optical sensor for sensing biometric signal and electronic device including same21 May 2026US 2026/0140234 A1Samsung Electronics Co., Ltd.
- Optical fiber connector and optical splitter30 Apr 2026US 2026/0118588 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Fiber optic position and shape sensing device and method relating thereto229US 7,781,724 B2Luna Innovations Incorporated · 2010
- Variable optical fiber Bragg filter arrangement226US 5,007,705 AUnited Technologies Corporation · 1991
- High power fiber gain media system achieved through power scaling via multiplexing216US 6,212,310 B1SDL, Inc. · 2001
- Incorporated Bragg filter temperature compensated optical waveguide device179US 5,042,898 AUnited Technologies Corporation · 1991
- Single-ended long period grating optical device163US 6,275,628 B1Luna Innovations Incorporated · 2001