G02B 6/1228
Tapered waveguides
Official title: {Tapered waveguides, e.g. integrated spot-size transformers (for coupling with fibres G02B6/305)}
G02B6/1228 (Tapered waveguides) appears on 1,622 US grants and 1,850 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,622
- Published applications
- 1,850
- Assignees
- 526
- Inventors
- 2,870
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 13 | 0 |
| 1999 | 4 | 0 |
| 2000 | 12 | 0 |
| 2001 | 22 | 5 |
| 2002 | 18 | 40 |
| 2003 | 30 | 75 |
| 2004 | 33 | 48 |
| 2005 | 47 | 38 |
| 2006 | 42 | 34 |
| 2007 | 40 | 31 |
| 2008 | 30 | 23 |
| 2009 | 19 | 26 |
| 2010 | 21 | 39 |
| 2011 | 17 | 22 |
| 2012 | 32 | 42 |
| 2013 | 32 | 51 |
| 2014 | 28 | 27 |
| 2015 | 54 | 61 |
| 2016 | 80 | 109 |
| 2017 | 126 | 114 |
| 2018 | 100 | 104 |
| 2019 | 102 | 118 |
| 2020 | 104 | 97 |
| 2021 | 102 | 112 |
| 2022 | 96 | 111 |
| 2023 | 92 | 140 |
| 2024 | 102 | 164 |
| 2025 | 116 | 123 |
| 2026 | 69 | 96 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Silicon-on-insulator photonic integrated circuits with integrated silicon photonic component and silicon/nitrogen photonic component6 Oct 2026US 12,754,369 B2Hewlett Packard Enterprise Development LP
- Bilayer photonic adiabatic 2×2 splitter6 Oct 2026US 12,754,370 B2Cisco Technology, Inc.
- Optical coupler with different waveguide materials22 Sep 2026US 12,742,932 B2Intel Corporation
- Optical fiber having an expanded light pattern8 Sep 2026US 12,727,960 B2Katalyst Surgical, LLC
- Low loss splitter-combiner waveguide structures in photonic circuits8 Sep 2026US 12,730,259 B2Intel Corporation
- Low refractive index resin composition for tpp nano 3d printing and photonic wire bonding method using the same8 Oct 2026US 2026/0309913 A1Luvantix Adm., Co. Ltd
- Semiconductor device with waveguide structure and method for manufacturing the same1 Oct 2026US 2026/0299195 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Integrated polarization splitter-rotator1 Oct 2026US 2026/0299199 A1NeoPhotonics Corporation
- Integrated photonic 2x3 coupler1 Oct 2026US 2026/0299208 A1Cisco Technology, Inc.
- Waveguide with Controlled Mode Confinement for Analyte Interaction and Optical Power Delivery17 Sep 2026US 2026/0276533 A1ORCA Computing Limited
Most cited
By later US patents
- Methods and devices for facilitating visualization in a surgical environment277US 7,559,925 B2Acclarent, Inc. · 2009
- Integrated optical wavelength discrimination devices and methods for fabricating same268US 5,784,507 A1998
- Scattering device on an arrayed waveguide grating224US 8,958,665 B2Infinera Corporation · 2015
- Differential waveguide pair121US 6,393,185 B1Sparkolor Corporation · 2002
- Tapered fiber laser119US 6,324,326 B1Corning Incorporated · 2001