G02B 6/4202
For coupling an active element with fibres without intermediate optical elements
Official title: {for coupling an active element with fibres without intermediate optical elements, e.g. fibres with plane ends, fibres with shaped ends, bundles}
G02B6/4202 (For coupling an active element with fibres without intermediate optical elements) appears on 1,360 US grants and 1,024 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,360
- Published applications
- 1,024
- Assignees
- 681
- Inventors
- 2,963
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 17 | 0 |
| 1980 | 18 | 0 |
| 1981 | 14 | 0 |
| 1982 | 10 | 0 |
| 1983 | 14 | 0 |
| 1984 | 12 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 30 | 0 |
| 1988 | 39 | 0 |
| 1989 | 41 | 0 |
| 1990 | 21 | 0 |
| 1991 | 31 | 0 |
| 1992 | 32 | 0 |
| 1993 | 22 | 0 |
| 1994 | 30 | 0 |
| 1995 | 33 | 0 |
| 1996 | 16 | 0 |
| 1997 | 20 | 0 |
| 1998 | 28 | 0 |
| 1999 | 18 | 0 |
| 2000 | 16 | 0 |
| 2001 | 34 | 18 |
| 2002 | 52 | 68 |
| 2003 | 47 | 79 |
| 2004 | 52 | 67 |
| 2005 | 48 | 57 |
| 2006 | 40 | 29 |
| 2007 | 36 | 35 |
| 2008 | 29 | 30 |
| 2009 | 40 | 29 |
| 2010 | 24 | 29 |
| 2011 | 12 | 21 |
| 2012 | 13 | 16 |
| 2013 | 23 | 18 |
| 2014 | 21 | 27 |
| 2015 | 19 | 26 |
| 2016 | 29 | 25 |
| 2017 | 28 | 27 |
| 2018 | 31 | 33 |
| 2019 | 26 | 35 |
| 2020 | 40 | 49 |
| 2021 | 23 | 46 |
| 2022 | 44 | 57 |
| 2023 | 39 | 47 |
| 2024 | 43 | 56 |
| 2025 | 39 | 61 |
| 2026 | 28 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dynamic concentrator system and method therefor6 Oct 2026US 12,754,413 B2PLX, Inc.
- Optical module and optical communication device29 Sep 2026US 12,748,267 B2KYOCERA Corporation
- Light guide column, and method and apparatus for adjusting sidewall structure of cylindrical light guide column22 Sep 2026US 12,742,936 B2Luxshare Precision Industry Co., Ltd.
- Cooperation between laser and optical fiber22 Sep 2026US 12,742,937 B2Cyclone Biosciences, LLC
- Optical waveguide package and light-emitting device8 Sep 2026US 12,730,268 B2KYOCERA Corporation
- Assembly for transmitting light and optical transceiver including same8 Oct 2026US 2026/0312685 A1Optomind Inc.
- Optoelectronic module1 Oct 2026US 2026/0299221 A1ams-OSRAM International GmbH
- Optoelectronic semiconductor unit as well as components and a production method thereof17 Sep 2026US 2026/0276914 A1ams-OSRAM International GmbH
- Laser module, optical engine, and xr glasses10 Sep 2026US 2026/0267084 A1TDK Corporation
- Laser module, optical engine, and xr glasses10 Sep 2026US 2026/0269561 A1TDK Corporation
Most cited
By later US patents
- Ultra-small optical probes, imaging optics, and methods for using same773US 6,445,939 B1LightLab Imaging, Inc. · 2002
- Low cost optical fiber RF signal distribution system238US 5,457,557 AOrtel Corporation · 1995
- Display sign216US 5,151,679 A1992
- Sensor incorporating an optical fiber and a solid porous inorganic microsphere209US 5,496,997 A1996
- Cylindrical diffraction grating couplers and distributed feedback resonators for guided wave devices185US 4,743,083 A1988