G02B 6/12028
Based on a combination of materials having a different refractive index temperature
Official title: {based on a combination of materials having a different refractive index temperature dependence, i.e. the materials are used for transmitting light}
G02B6/12028 (Based on a combination of materials having a different refractive index temperature) appears on 143 US grants and 141 published applications in this corpus.
Search patents in G02B- Granted patents
- 143
- Published applications
- 141
- Assignees
- 55
- Inventors
- 215
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 11 |
| 2003 | 15 | 18 |
| 2004 | 9 | 6 |
| 2005 | 3 | 24 |
| 2006 | 19 | 6 |
| 2007 | 9 | 9 |
| 2008 | 6 | 6 |
| 2009 | 9 | 2 |
| 2010 | 5 | 3 |
| 2011 | 2 | 4 |
| 2012 | 4 | 2 |
| 2013 | 1 | 1 |
| 2014 | 4 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 4 | 2 |
| 2019 | 1 | 9 |
| 2020 | 4 | 8 |
| 2021 | 6 | 8 |
| 2022 | 8 | 4 |
| 2023 | 4 | 5 |
| 2024 | 4 | 3 |
| 2025 | 1 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Temperature insensitive waveguides and array waveguide grating MUX/DEMUX devices25 Aug 2026US 12,717,081 B2Intel Products IP LLC
- Athermal arrayed waveguide grating13 Jan 2026US 12,523,816 B2MACOM Technology Solutions Holdings, Inc.
- Arrayed waveguide gratings with stabilized performance under varying parameters18 Nov 2025US 12,474,523 B2MACOM Technology Solutions Holdings, Inc.
- Thermo-optic phase shifters19 Nov 2024US 12,147,074 B2GLOBALFOUNDRIES U. S. Inc.
- Optical dielectric waveguide subassembly structures24 Sep 2024US 12,099,236 B2POET Technologies, Inc.
- Arrayed waveguide gratings with stabilized performance under varying parameters30 Apr 2026US 2026/0118579 A1MACOM Technology Solutions Holdings, Inc.
- Optical integrated circuit and optical receiver26 Mar 2026US 2026/0086281 A1KYOCERA Corporation
- Athermal arrayed waveguide grating20 Mar 2025US 2025/0093579 A1MACOM Technology Solutions Holdings, Inc.
- Optical dielectric waveguide subassembly structures9 Jan 2025US 2025/0012972 A1POET Technologies, Inc.
- Sensing cable and sensing system14 Nov 2024US 2024/0377579 A1Furukawa Electric Co., Ltd.
Most cited
By later US patents
- Transmitter photonic integrated circuit (TxPIC) chips78US 7,885,492 B2Infinera Corporation · 2011
- Phasar athermalization using a slab waveguide71US 6,466,707 B1Corning Incorporated · 2002
- Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs55US 7,283,694 B2Infinera Corporation · 2007
- Transmitter photonic integrated circuit (TxPIC) chip architectures and drive systems and wavelength stabilization for TxPICs54US 7,079,715 B2Infinera Corporation · 2006
- Method and apparatus for reducing temperature-related spectrum shifts in optical devices52US 6,137,939 ALucent Technologies Inc. · 2000