G02B 6/12014
Characterised by the wavefront splitting or combining section
Official title: {characterised by the wavefront splitting or combining section, e.g. grooves or optical elements in a slab waveguide}
G02B6/12014 (Characterised by the wavefront splitting or combining section) appears on 228 US grants and 228 published applications in this corpus.
Search patents in G02B- Granted patents
- 228
- Published applications
- 228
- Assignees
- 134
- Inventors
- 497
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 3 |
| 2002 | 14 | 23 |
| 2003 | 18 | 20 |
| 2004 | 16 | 14 |
| 2005 | 14 | 6 |
| 2006 | 7 | 5 |
| 2007 | 5 | 4 |
| 2008 | 7 | 8 |
| 2009 | 5 | 3 |
| 2010 | 3 | 5 |
| 2011 | 3 | 6 |
| 2012 | 7 | 6 |
| 2013 | 3 | 9 |
| 2014 | 3 | 7 |
| 2015 | 8 | 6 |
| 2016 | 12 | 4 |
| 2017 | 7 | 9 |
| 2018 | 3 | 7 |
| 2019 | 5 | 10 |
| 2020 | 6 | 12 |
| 2021 | 16 | 17 |
| 2022 | 11 | 12 |
| 2023 | 10 | 8 |
| 2024 | 7 | 14 |
| 2025 | 6 | 7 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Optical phased array chip, control method, and waveguide optical phased array system10 Mar 2026US 12,571,962 B2Silith Technology (Suzhou) Co., Ltd.
- Semiconductor structure1 Oct 2026US 2026/0299197 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Optical phased array chip with contra-directional coupler, optical phased array system and on-chip phase calibration method2 Jul 2026US 2026/0186202 A1Silith Technology Pte. Ltd.
- Arrayed waveguide gratings with stabilized performance under varying parameters30 Apr 2026US 2026/0118579 A1MACOM Technology Solutions Holdings, Inc.
- Optical device, optical receiver, and optical transmitter18 Dec 2025US 2025/0383496 A1Fujitsu Optical Components Limited
- Arrayed waveguide grating, optical transmitting apparatus, optical receiving apparatus, and optical communication system25 Sep 2025US 2025/0298186 A1
Most cited
By later US patents
- Arrayed-wave guide grating multi/demultiplexer with loop-back optical paths100US 5,414,548 ANippon Telegraph and Telephone Corporation · 1995
- Optical devices and methods of fabrication thereof97US 6,778,746 B2BTG International Limited · 2004
- Optical photonic band gap devices and methods of fabrication thereof76US 6,640,034 B1BTG International Limited · 2003
- Integrated optical waveguide circuit and optical branch line test system using the same68US 5,546,483 ANippon Telegraph and Telephone Corporation · 1996
- Optical signal processing apparatus and optical signal processing method67US 6,122,419 ANippon Telegraph and Telephone Corporation · 2000