G02B 6/28
Having data bus means, i.e. plural waveguides interconnected and providing an inherently
Official title: having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
G02B6/28 (Having data bus means, i.e. plural waveguides interconnected and providing an inherently) appears on 9,370 US grants and 7,509 published applications in this corpus.
Search patents in G02B- Granted patents
- 9,370
- Published applications
- 7,509
- Assignees
- 2,421
- Inventors
- 13,527
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 18 | 0 |
| 1978 | 25 | 0 |
| 1979 | 26 | 0 |
| 1980 | 19 | 0 |
| 1981 | 44 | 0 |
| 1982 | 31 | 0 |
| 1983 | 24 | 0 |
| 1984 | 63 | 0 |
| 1985 | 47 | 0 |
| 1986 | 49 | 0 |
| 1987 | 91 | 0 |
| 1988 | 143 | 0 |
| 1989 | 110 | 0 |
| 1990 | 116 | 0 |
| 1991 | 142 | 0 |
| 1992 | 107 | 0 |
| 1993 | 114 | 0 |
| 1994 | 124 | 0 |
| 1995 | 123 | 0 |
| 1996 | 113 | 0 |
| 1997 | 140 | 0 |
| 1998 | 183 | 0 |
| 1999 | 188 | 0 |
| 2000 | 202 | 0 |
| 2001 | 320 | 98 |
| 2002 | 367 | 570 |
| 2003 | 467 | 677 |
| 2004 | 500 | 526 |
| 2005 | 425 | 341 |
| 2006 | 378 | 301 |
| 2007 | 343 | 205 |
| 2008 | 249 | 161 |
| 2009 | 151 | 205 |
| 2010 | 141 | 173 |
| 2011 | 136 | 174 |
| 2012 | 134 | 153 |
| 2013 | 171 | 191 |
| 2014 | 159 | 213 |
| 2015 | 224 | 230 |
| 2016 | 238 | 307 |
| 2017 | 324 | 347 |
| 2018 | 291 | 320 |
| 2019 | 335 | 319 |
| 2020 | 318 | 327 |
| 2021 | 286 | 329 |
| 2022 | 273 | 311 |
| 2023 | 265 | 325 |
| 2024 | 253 | 265 |
| 2025 | 223 | 253 |
| 2026 | 136 | 188 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Technologies for optical demultiplexing with backwards compatibility6 Oct 2026US 12,754,364 B2Intel Corporation
- Photonic structures with one or more notched side edges6 Oct 2026US 12,754,366 B2GLOBALFOUNDRIES U. S. Inc.
- Optical flow switching using photonic integrated circuits29 Sep 2026US 12,748,263 B2Lightmatter, Inc.
- Optical coupler with different waveguide materials22 Sep 2026US 12,742,932 B2Intel Corporation
- Apparatus and methods for high-speed and long depth range imaging using optical coherence tomography15 Sep 2026US 12,736,751 B2The General Hospital Corporation
- Adaptive thermal control for micro-ring modulators in photonic links8 Oct 2026US 2026/0309943 A1Samsung Electronics Co., Ltd.
- Semiconductor arrangement and method of making1 Oct 2026US 2026/0299196 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Tunable optical fading in a receiver to improve out of band rejection for variable baud1 Oct 2026US 2026/0299205 A1Ciena Corporation
- 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
Most cited
By later US patents
- System and method for optical coherence imaging448US 7,366,376 B2The General Hospital Corporation · 2008
- Connectorized inside fiber optic drop390US 6,668,127 B1BellSouth Intellectual Property Corporation · 2003
- Switchable optical components377US 6,567,573 B1DigiLens Inc. · 2003
- High reflection isolation optical devices and the method for making the same357US 7,289,733 B1Alliance Fiber Optic Products, Inc. · 2007
- Fiber optic interface device347US 6,625,375 B1BellSouth Intellectual Property Corporation · 2003