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Albert W. Chau
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Woodinville, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Sonde with integral pressure sensor and method
Patent number
12,000,265
Issue date
Jun 4, 2024
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical shock resistant MEMS accelerometer arrangement, associat...
Patent number
11,971,428
Issue date
Apr 30, 2024
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Distinguishing false signals in cable locating
Patent number
11,906,685
Issue date
Feb 20, 2024
Merlin Technology Inc.
John E. Mercer
G01 - MEASURING TESTING
Information
Patent Grant
Advanced inground device power control and associated methods
Patent number
11,867,057
Issue date
Jan 9, 2024
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable device with removably attachable measuring leg
Patent number
11,802,900
Issue date
Oct 31, 2023
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Grant
Mechanical shock resistant MEMS accelerometer arrangement, associat...
Patent number
11,709,179
Issue date
Jul 25, 2023
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Advanced drill string inground isolator housing in an MWD system an...
Patent number
11,603,754
Issue date
Mar 14, 2023
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Advanced underground homing system, apparatus and method
Patent number
11,598,198
Issue date
Mar 7, 2023
Merlin Technology Inc.
Guenter W. Brune
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sonde with integral pressure sensor and method
Patent number
11,598,200
Issue date
Mar 7, 2023
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multimode steering and homing system, method and apparatus
Patent number
11,555,352
Issue date
Jan 17, 2023
Merlin Technology, Inc.
Timothy Shaw
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tracking positions of personnel, vehicles, and inanimate objects
Patent number
11,480,446
Issue date
Oct 25, 2022
Merlin Technology Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Advanced inground operations, system and associated apparatus
Patent number
11,408,273
Issue date
Aug 9, 2022
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sonde with integral pressure sensor and method
Patent number
11,339,645
Issue date
May 24, 2022
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable device for noise measurement at locations along a path to...
Patent number
11,320,474
Issue date
May 3, 2022
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Grant
Advanced drill string communication system and method
Patent number
11,255,185
Issue date
Feb 22, 2022
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical shock resistant MEMS accelerometer arrangement, associat...
Patent number
11,215,635
Issue date
Jan 4, 2022
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Advanced inground operations, system, communications and associated...
Patent number
11,136,881
Issue date
Oct 5, 2021
Merlin Technology, Inc.
Albert W. Chau
G01 - MEASURING TESTING
Information
Patent Grant
Directional drilling communication protocols, apparatus and methods
Patent number
11,118,447
Issue date
Sep 14, 2021
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill string adapter and method for inground signal coupling
Patent number
11,105,161
Issue date
Aug 31, 2021
Merlin Technology Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Portable device with electromagnetic noise measurement at multiple...
Patent number
11,047,896
Issue date
Jun 29, 2021
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Grant
Advanced steering tool system, method and apparatus
Patent number
11,035,218
Issue date
Jun 15, 2021
Merlin Technology Inc.
Guenter W. Brune
G01 - MEASURING TESTING
Information
Patent Grant
Advanced drill string inground isolator housing in an MWD system an...
Patent number
11,035,221
Issue date
Jun 15, 2021
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Directional drilling communication protocols, apparatus and methods
Patent number
11,015,441
Issue date
May 25, 2021
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tension monitoring arrangement and method
Patent number
11,002,623
Issue date
May 11, 2021
Merlin Technology Inc.
Albert W. Chau
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Advanced mechanical shock resistance for an accelerometer in an ing...
Patent number
10,969,399
Issue date
Apr 6, 2021
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multimode steering and homing system, method and apparatus
Patent number
10,954,719
Issue date
Mar 23, 2021
Merlin Technology, Inc.
Tim Shaw
E21 - EARTH DRILLING MINING
Information
Patent Grant
Distinguishing false signals in cable locating
Patent number
10,901,106
Issue date
Jan 26, 2021
Merlin Technology Inc.
John E. Mercer
G01 - MEASURING TESTING
Information
Patent Grant
Advanced underground homing system, apparatus and method
Patent number
10,895,145
Issue date
Jan 19, 2021
Merlin Technology Inc.
Guenter W. Brune
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tracking positions of personnel, vehicles, and inanimate objects
Patent number
10,809,099
Issue date
Oct 20, 2020
Merlin Technology Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sonde with integral pressure sensor and method
Patent number
10,767,468
Issue date
Sep 8, 2020
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Advanced Inground Device Power Control and Associated Methods
Publication number
20240102344
Publication date
Mar 28, 2024
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASUREMENT DEVICE AND ASSOCIATED METHOD FOR USE IN FREQUENCY SELEC...
Publication number
20240019478
Publication date
Jan 18, 2024
Merlin Technology Inc.
Loc Viet Lam
E21 - EARTH DRILLING MINING
Information
Patent Application
MECHANICAL SHOCK RESISTANT MEMS ACCELEROMETER ARRANGEMENT, ASSOCIAT...
Publication number
20230314468
Publication date
Oct 5, 2023
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ADVANCED DRILL STRING INGROUND ISOLATOR HOUSING IN AN MWD SYSTEM AN...
Publication number
20230212938
Publication date
Jul 6, 2023
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED UNDERGROUND HOMING SYSTEM, APPARATUS AND METHOD
Publication number
20230203938
Publication date
Jun 29, 2023
Merlin Technology Inc.
Guenter W. Brune
E21 - EARTH DRILLING MINING
Information
Patent Application
SONDE WITH INTEGRAL PRESSURE SENSOR AND METHOD
Publication number
20230203939
Publication date
Jun 29, 2023
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED INGROUND OPERATIONS, SYSTEM AND ASSOCIATED APPARATUS
Publication number
20220333480
Publication date
Oct 20, 2022
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED INGROUND DEVICE POWER CONTROL AND ASSOCIATED METHODS
Publication number
20220311284
Publication date
Sep 29, 2022
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
SONDE WITH INTEGRAL PRESSURE SENSOR AND METHOD
Publication number
20220275720
Publication date
Sep 1, 2022
Merlin Technology Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASUREMENT DEVICE AND ASSOCIATED METHOD FOR USE IN FREQUENCY SELEC...
Publication number
20220252654
Publication date
Aug 11, 2022
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Application
Advanced Drill String Communication System, Components and Methods
Publication number
20220127956
Publication date
Apr 28, 2022
Merlin Technology, Inc.
Albert W. Chau
G01 - MEASURING TESTING
Information
Patent Application
MECHANICAL SHOCK RESISTANT MEMS ACCELEROMETER ARRANGEMENT, ASSOCIAT...
Publication number
20220099700
Publication date
Mar 31, 2022
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ADVANCED DRILL STRING INGROUND ISOLATOR HOUSING IN AN MWD SYSTEM AN...
Publication number
20210301645
Publication date
Sep 30, 2021
Merlin Technology Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASUREMENT DEVICE AND ASSOCIATED METHOD FOR USE IN FREQUENCY SELEC...
Publication number
20210302485
Publication date
Sep 30, 2021
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Application
DIRECTIONAL DRILLING COMMUNICATION PROTOCOLS, APPARATUS AND METHODS
Publication number
20210277777
Publication date
Sep 9, 2021
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
Distinguishing False Signals in Cable Locating
Publication number
20210247539
Publication date
Aug 12, 2021
Merlin Technology Inc.
John E. Mercer
G01 - MEASURING TESTING
Information
Patent Application
Multimode Steering and Homing System, Method and Apparatus
Publication number
20210207438
Publication date
Jul 8, 2021
Merlin Technology, Inc.
Timothy Shaw
E21 - EARTH DRILLING MINING
Information
Patent Application
Advanced Underground Homing System, Apparatus and Method
Publication number
20210140304
Publication date
May 13, 2021
Merlin Technology Inc.
Guenter W. Brune
E21 - EARTH DRILLING MINING
Information
Patent Application
TRACKING POSITIONS OF PERSONNEL, VEHICLES, AND INANIMATE OBJECTS
Publication number
20210010828
Publication date
Jan 14, 2021
Merlin Technology, Inc.
Rudolf Zeller
E21 - EARTH DRILLING MINING
Information
Patent Application
SONDE WITH INTEGRAL PRESSURE SENSOR AND METHOD
Publication number
20200400011
Publication date
Dec 24, 2020
Merlin Technology Inc.
Albert W. Chau
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
ADVANCED INGROUND OPERATIONS, SYSTEM AND ASSOCIATED APPARATUS
Publication number
20200332646
Publication date
Oct 22, 2020
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
Inground Device with Advanced Transmit Power Control and Associated...
Publication number
20200232317
Publication date
Jul 23, 2020
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
ADVANCED STEERING TOOL SYSTEM, METHOD AND APPARATUS
Publication number
20200165912
Publication date
May 28, 2020
Merlin Technology Inc.
Guenter W. Brune
E21 - EARTH DRILLING MINING
Information
Patent Application
Mechanical Shock Resistant MEMS Accelerometer Arrangement, Associat...
Publication number
20200150147
Publication date
May 14, 2020
Merlin Technology, Inc.
Albert W. Chau
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
Advanced Drill String Communication System and Method
Publication number
20200116014
Publication date
Apr 16, 2020
Merlin Technology, Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MEASUREMENT DEVICE AND ASSOCIATED METHOD FOR USE IN FREQUENCY SELEC...
Publication number
20200041553
Publication date
Feb 6, 2020
Merlin Technology Inc.
Loc Viet Lam
G01 - MEASURING TESTING
Information
Patent Application
Drill String Adapter and Method for Inground Signal Coupling
Publication number
20200040667
Publication date
Feb 6, 2020
Merlin Technology Inc.
Albert W. Chau
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTIMODE STEERING AND HOMING SYSTEM, METHOD AND APPARATUS
Publication number
20200032586
Publication date
Jan 30, 2020
Merlin Technology, Inc.
Tim Shaw
G01 - MEASURING TESTING
Information
Patent Application
TRACKING POSITIONS OF PERSONNEL, VEHICLES, AND INANIMATE OBJECTS
Publication number
20200018621
Publication date
Jan 16, 2020
Merlin Technology, Inc.
Rudolf Zeller
G01 - MEASURING TESTING
Information
Patent Application
CROSS-BORE DETECTION DURING HORIZONTAL DIRECTIONAL DRILLING
Publication number
20190369283
Publication date
Dec 5, 2019
Vermeer Corporation
David Hanson
G01 - MEASURING TESTING