G02F 1/3136
Of interferometric switch type
Official title: {of interferometric switch type}
G02F1/3136 (Of interferometric switch type) appears on 281 US grants and 226 published applications in this corpus.
Search patents in G02F- Granted patents
- 281
- Published applications
- 226
- Assignees
- 166
- Inventors
- 569
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 3 | 0 |
| 2001 | 14 | 6 |
| 2002 | 10 | 11 |
| 2003 | 9 | 13 |
| 2004 | 15 | 16 |
| 2005 | 12 | 14 |
| 2006 | 12 | 15 |
| 2007 | 14 | 10 |
| 2008 | 15 | 4 |
| 2009 | 9 | 3 |
| 2010 | 3 | 3 |
| 2011 | 3 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 8 |
| 2014 | 3 | 2 |
| 2015 | 7 | 6 |
| 2016 | 5 | 5 |
| 2017 | 9 | 10 |
| 2018 | 4 | 7 |
| 2019 | 11 | 12 |
| 2020 | 18 | 13 |
| 2021 | 11 | 14 |
| 2022 | 10 | 14 |
| 2023 | 10 | 10 |
| 2024 | 10 | 8 |
| 2025 | 4 | 12 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pulsed RF generator, pulsed RF transmitter and related methods of operation25 Aug 2026US 12,719,230 B2Phase Sensitive Innovations, Inc.
- Bonded electro-optic device with filled void and method of making thereof16 Jun 2026US 12,656,655 B1Psiquantum, Corp.
- Device and method for scanning frequency-modulated continuous-wave LiDAR range measurement17 Mar 2026US 12,578,438 B2Scantinel Photonics GmbH
- Broadband optical switches based on a ring-assisted Mach-Zhender interferometer10 Mar 2026US 12,572,048 B2GLOBALFOUNDRIES U. S. Inc.
- Programmable optical chip and terminal4 Nov 2025US 12,461,424 B2United Microelectronics Center Co., Ltd
- Optical switches including multiple ring resonators27 Aug 2026US 2026/0251949 A1GLOBALFOUNDRIES U. S. Inc.
- An optical coupling device6 Aug 2026US 2026/0230188 A1Salience Labs Ltd
- Optical switch and light steering system including the optical switch4 Jun 2026US 2026/0153777 A1Samsung Electronics Co., Ltd.
- Device and a method for controlling a thermo-optical phase shifter14 May 2026US 2026/0133441 A1Stichting IMEC Nederland
- Cryogenic chip-on-chip assemblies with thermal isolation structures and methods of forming thereof29 Jan 2026US 2026/0029578 A1Psiquantum, Corp.
Most cited
By later US patents
- Wavelength-selective optical add/drop switch213US 5,915,051 AMassascusetts Institute of Technology · 1999
- Optical modulation apparatus and measurement method198US 5,091,983 A1992
- Fabry-Perot laser with wavelength control131US 6,741,624 B2R J Mears LLC · 2004
- Integrated optical devices utilizing magnetostrictively, electrostrictively or photostrictively induced stress129US 5,502,781 AAT&T Corp. · 1996
- Configurable aperiodic grating device123US 7,123,792 B1RJ Mears, LLC · 2006