G02B 6/29331
Operating by evanescent wave coupling
Official title: {operating by evanescent wave coupling}
G02B6/29331 (Operating by evanescent wave coupling) appears on 1,135 US grants and 1,093 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,135
- Published applications
- 1,093
- Assignees
- 495
- Inventors
- 2,224
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 13 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 14 | 0 |
| 1999 | 13 | 0 |
| 2000 | 16 | 0 |
| 2001 | 22 | 5 |
| 2002 | 24 | 38 |
| 2003 | 33 | 24 |
| 2004 | 18 | 28 |
| 2005 | 30 | 19 |
| 2006 | 23 | 27 |
| 2007 | 31 | 17 |
| 2008 | 19 | 12 |
| 2009 | 19 | 21 |
| 2010 | 12 | 18 |
| 2011 | 16 | 18 |
| 2012 | 16 | 26 |
| 2013 | 23 | 23 |
| 2014 | 27 | 39 |
| 2015 | 45 | 33 |
| 2016 | 35 | 58 |
| 2017 | 57 | 62 |
| 2018 | 55 | 57 |
| 2019 | 70 | 61 |
| 2020 | 57 | 48 |
| 2021 | 63 | 80 |
| 2022 | 54 | 71 |
| 2023 | 63 | 74 |
| 2024 | 51 | 80 |
| 2025 | 73 | 91 |
| 2026 | 41 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Photonic structures with one or more notched side edges6 Oct 2026US 12,754,366 B2GLOBALFOUNDRIES U. S. Inc.
- Optical coupler with different waveguide materials22 Sep 2026US 12,742,932 B2Intel Corporation
- Systems and methods for coupling light into a multi-mode resonator1 Sep 2026US 12,724,202 B2Ayar Labs, Inc.
- Chip-to-chip optical data communication system1 Sep 2026US 12,724,211 B2Ayar Labs, Inc.
- Optical circuit and method thereof1 Sep 2026US 12,726,201 B2The Regents of the University of California
- Adaptive thermal control for micro-ring modulators in photonic links8 Oct 2026US 2026/0309943 A1Samsung Electronics Co., Ltd.
- Optical output module, optical element, and method for controlling optical output module1 Oct 2026US 2026/0299206 A1NEC Corporation
- Wavelength filter and wavelength tunable light source1 Oct 2026US 2026/0299207 A1NEC Corporation
- Split-Bus Polarization Interleaving Transmitter24 Sep 2026US 2026/0291617 A1Ayar Labs, Inc.
- Discrete-time light sources based on integrated photonics6 Aug 2026US 2026/0227568 A1President and Fellows of Harvard College
Most cited
By later US patents
- Apparatus using two-mode optical waveguide with non-circular core294US 4,915,468 AThe Board of Trustees of the Leland Stanford Junior University · 1990
- Alternating sequential half duplex communication system218US 4,979,170 AQUALCOMM Incorporated · 1990
- Methods and apparatus for controllable coupling of an electromagnetic wave172US 10,469,192 B2AT&T Intellectual Property I, L. P. · 2019
- Optical communication systems using raman repeaters and components therefor167US 4,616,898 APolaroid Corporation · 1986
- Coupling system to a microsphere cavity138US 6,389,197 B1California Institute of Technology · 2002