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G01C19/725
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Parent Industries
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PHYSICS
G01
Measuring instruments
G01C
MEASURING DISTANCES, LEVELS OR BEARINGS SURVEYING NAVIGATION GYROSCOPIC INSTRUMENTS PHOTOGRAMMETRY OR VIDEOGRAMMETRY
G01C19/00
Gyroscopes Turn-sensitive devices using vibrating masses Turn-sensitive devices without moving masses Measuring angular rate using gyroscopic effects
Current Industry
G01C19/725
using nxn optical couplers
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-axis fiber optic gyroscope photonic integrated circuit for in...
Patent number
12,352,574
Issue date
Jul 8, 2025
Emcore Corporation
Jan Amir Khan
G01 - MEASURING TESTING
Information
Patent Grant
Fiber-optic gyroscope with a dual-injection polarization-maintainin...
Patent number
12,292,287
Issue date
May 6, 2025
Chi-Luen Wang
G01 - MEASURING TESTING
Information
Patent Grant
Chip-level resonant acousto-optic coupled solid state wave gyroscope
Patent number
11,927,444
Issue date
Mar 12, 2024
NORTHWESTERN POLYTECHNICAL UNIVERSITY
Honglong Chang
G01 - MEASURING TESTING
Information
Patent Grant
Integrated optic wavemeter and method for fiber optic gyroscopes sc...
Patent number
11,320,267
Issue date
May 3, 2022
KVH Industries, Inc.
Liming Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silicon photonic integrated circuit and fiber optic gyroscope appar...
Patent number
11,313,682
Issue date
Apr 26, 2022
National Sun Yat-sen University
Yung-Jr Hung
G02 - OPTICS
Information
Patent Grant
Photonic integrated circuit for an interference fiber optic gyrosco...
Patent number
10,274,319
Issue date
Apr 30, 2019
KVH Industries, Inc.
Liming Wang
G02 - OPTICS
Information
Patent Grant
Dynamically monitoring the instantaneous zero rotation rate voltage...
Patent number
9,857,176
Issue date
Jan 2, 2018
TUBITAK (TURKIYE BILIMSEL VE TEKNOLOJIK ARASTIRMA KURUMU)
Oguz Celikel
G01 - MEASURING TESTING
Information
Patent Grant
Integrated optical coupler and fibre-optic system having such an in...
Patent number
9,651,380
Issue date
May 16, 2017
Northrop Grumman Litef GmbH
Sven Voigt
G02 - OPTICS
Information
Patent Grant
Fiber optic gyroscope
Patent number
7,746,476
Issue date
Jun 29, 2010
Emcore Corporation
Joseph R. Demers
G01 - MEASURING TESTING
Information
Patent Grant
Passively biased fiber-optic gyroscope and current sensor
Patent number
7,679,753
Issue date
Mar 16, 2010
Hung-Chia Huang
G01 - MEASURING TESTING
Information
Patent Grant
Signal processing for passive interferometry
Patent number
7,068,872
Issue date
Jun 27, 2006
The University of Sydney
Ian Bassett
G01 - MEASURING TESTING
Information
Patent Grant
Interferometer coupler using multiple input ports for improved stab...
Patent number
6,611,337
Issue date
Aug 26, 2003
The University of Sydney
Ian Masson Bassett
G01 - MEASURING TESTING
Information
Patent Grant
Rotational rate comparator for a fiber optic gyroscope with a 3.tim...
Patent number
6,151,126
Issue date
Nov 21, 2000
LFK Lenkflugkoerpersysteme GmbH
Reinhard Mueller
G01 - MEASURING TESTING
Information
Patent Grant
Method for determining the rate of rotation
Patent number
5,995,211
Issue date
Nov 30, 1999
DaimlerChrysler Aerospace Aktiengesellschaft
Reinhard Mueller
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for processing signals output from fiber optic...
Patent number
5,777,737
Issue date
Jul 7, 1998
Litton Systems, Inc.
John F. Priest
G01 - MEASURING TESTING
Information
Patent Grant
Closed loop unmodulated fiber optic rate gyroscope with 3.times.3 c...
Patent number
5,636,022
Issue date
Jun 3, 1997
Litton Systems, Inc.
John F. Priest
G01 - MEASURING TESTING
Information
Patent Grant
Optimum coupler configuration for fiber optic rate gyroscope using...
Patent number
5,486,921
Issue date
Jan 23, 1996
Litton Systems, Inc.
John F. Priest
G02 - OPTICS
Information
Patent Grant
Process and an apparatus for correcting the measuring signals of a...
Patent number
5,430,544
Issue date
Jul 4, 1995
Deutsche Aerospace AG
Hans Poisel
G01 - MEASURING TESTING
Information
Patent Grant
Fiber optic gyroscope including a 3.times.3 coupler and a contrast...
Patent number
5,373,361
Issue date
Dec 13, 1994
Deutsche Aerospace Patentabteilung
Hans Poisel
G01 - MEASURING TESTING
Information
Patent Grant
Sagnac-type optical fiber gyroscope having depolarizers of differin...
Patent number
5,347,354
Issue date
Sep 13, 1994
Deutsch Aerospace
Reinhard Muller
G01 - MEASURING TESTING
Information
Patent Grant
Sensor having optical passive ring resonator using sagnac effect
Patent number
5,327,215
Issue date
Jul 5, 1994
Bodenseewerk Geratetechnik GmbH
Walter Bernard
G01 - MEASURING TESTING
Information
Patent Grant
Integrated optical circuit for fiber-optics gyroscopes
Patent number
5,293,439
Issue date
Mar 8, 1994
Sumitomo Metal Mining Co., Ltd.
Hiroshi Mori
G02 - OPTICS
Information
Patent Grant
Sagnac-type fiber-optic gyro with 3.times.coupler arrangement for c...
Patent number
5,227,860
Issue date
Jul 13, 1993
Messerschmitt-Bollow-Blohm GmbH
Engelbert Hartl
G01 - MEASURING TESTING
Information
Patent Grant
Fiber-optic gyroscope integrated on a silicon substrate
Patent number
5,194,917
Issue date
Mar 16, 1993
Standard Elektrik Lorenz Aktiengesellschaft
Rolf Regener
G01 - MEASURING TESTING
Information
Patent Grant
Sagnac-type fiber-optic gyroscope with auxiliary fiber coil
Patent number
5,150,956
Issue date
Sep 29, 1992
Messerschmitt-Bolkow-Blohm GmbH
Wolfhardt Buhler
G01 - MEASURING TESTING
Information
Patent Grant
Method for self-correction of a fiber gyroscope with a 3.times.3-co...
Patent number
5,146,292
Issue date
Sep 8, 1992
Messerschmitt-Boelkow-Blohm GmbH
Wolfhardt Buehler
G01 - MEASURING TESTING
Information
Patent Grant
Sagnac-type fiber-optic gyroscope
Patent number
5,118,190
Issue date
Jun 2, 1992
Messerschmitt-Bolkow-Blohm GmbH
Peter Jurga
G01 - MEASURING TESTING
Information
Patent Grant
Method for evaluating signals of a fiber optical gyroscope or Sagna...
Patent number
5,080,488
Issue date
Jan 14, 1992
Messerschmitt-Boelkow-Blohm GmbH
Wolfhardt Buehler
G01 - MEASURING TESTING
Information
Patent Grant
Optical-fiber gyroscope
Patent number
5,037,204
Issue date
Aug 6, 1991
Messerschmitt-Bolkow-Blohm Gmbh
Hans Poisel
G01 - MEASURING TESTING
Information
Patent Grant
Optical-fiber gyroscope of sagnac type having a fiber-optic loop an...
Patent number
4,944,590
Issue date
Jul 31, 1990
Messerschmitt-Bolkow-Blohm GmbH
Hans Poisel
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
MITIGATING BIAS INSTABILITIES IN OPTICAL GYROSCOPES
Publication number
20250003751
Publication date
Jan 2, 2025
Anello Photonics, Inc.
Nathan Abrams
G01 - MEASURING TESTING
Information
Patent Application
LIDAR-GYROSCOPE CHIP ASSEMBLIES
Publication number
20240230901
Publication date
Jul 11, 2024
OSCPS MOTION SENSING INC.
Kazem ZANDI
G01 - MEASURING TESTING
Information
Patent Application
INTEGRATED PHOTONICS CHIP WITH ELECTRO-OPTIC MATERIAL BASED WAVEGUI...
Publication number
20240210175
Publication date
Jun 27, 2024
Anello Photonics, Inc.
Mario Paniccia
G01 - MEASURING TESTING
Information
Patent Application
GYROSCOPE ASSEMBLY WITH RING RESONATOR AND INTERFERENCE PATH
Publication number
20240011774
Publication date
Jan 11, 2024
ROBERT BOSCH GmbH
Patrick Tritschler
G01 - MEASURING TESTING
Information
Patent Application
FIBER-OPTIC GYROSCOPE WITH A DUAL-INJECTION POLARIZATION- MAINTAINI...
Publication number
20230349696
Publication date
Nov 2, 2023
Chi-Luen Wang
G01 - MEASURING TESTING
Information
Patent Application
Multi-Axis Fiber Optic Gyroscope Photonic Integrated Circuit for In...
Publication number
20230168090
Publication date
Jun 1, 2023
Emcore Corporation
Jan Amir Khan
G01 - MEASURING TESTING
Information
Patent Application
INTERFEROMETRIC FIBER-OPTIC GYROSCOPE WITH REDUCED COMMON MODE PHAS...
Publication number
20230050230
Publication date
Feb 16, 2023
Chi-Luen Wang
G02 - OPTICS
Information
Patent Application
A CHIP-LEVEL RESONANT ACOUSTO-OPTIC COUPLED SOLID STATE WAVE GYROSCOPE
Publication number
20220307836
Publication date
Sep 29, 2022
Northwestern Polytechnical University
Honglong CHANG
G01 - MEASURING TESTING
Information
Patent Application
SILICON PHOTONIC INTEGRATED CIRCUIT AND FIBER OPTIC GYROSCOPE APPAR...
Publication number
20220155074
Publication date
May 19, 2022
NATIONAL SUN YAT-SEN UNIVERSITY
Yung-Jr HUNG
G02 - OPTICS
Information
Patent Application
Integrated Modulator Structure for In-situ Power Balancing in Photo...
Publication number
20210240050
Publication date
Aug 5, 2021
KVH Industries, Inc.
Jan Amir Khan
G01 - MEASURING TESTING
Information
Patent Application
INTEGRATED OPTIC WAVEMETER AND METHOD FOR FIBER OPTIC GYROSCOPES SC...
Publication number
20180274926
Publication date
Sep 27, 2018
Liming Wang
G01 - MEASURING TESTING
Information
Patent Application
Photonic Integrated Circuit For an Interference Fiber Optic Gyrosco...
Publication number
20180259337
Publication date
Sep 13, 2018
Liming Wang
G01 - MEASURING TESTING
Information
Patent Application
GUIDED OPTICAL ROUTER, FIBRE-OPTIC INTERFEROMETER INTEGRATING SUCH...
Publication number
20140340690
Publication date
Nov 20, 2014
IXBLUE
Herve Lefevre
G02 - OPTICS
Information
Patent Application
FIBER OPTIC GYROSCOPE
Publication number
20090015843
Publication date
Jan 15, 2009
Joseph R. Demers
G01 - MEASURING TESTING
Information
Patent Application
PASSIVELY BIASED FIBER-OPTIC GYROSCOPE AND CURRENT SENSOR
Publication number
20090002712
Publication date
Jan 1, 2009
Hung-Chia Huang
G01 - MEASURING TESTING
Information
Patent Application
Signal processing for passive interferometry
Publication number
20040189997
Publication date
Sep 30, 2004
Ian Bassett
G01 - MEASURING TESTING