TREA

Hideo Iizuka

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic coupling for sound transmission
    • Patent number 11,978,428
    • Issue date May 7, 2024
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Systems and methods for machine learning based flexural wave absorber
    • Patent number 11,940,417
    • Issue date Mar 26, 2024
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Adjustable frequency tube resonators
    • Patent number 11,798,771
    • Issue date Oct 24, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic metamaterial and systems for edge detection
    • Patent number 11,740,351
    • Issue date Aug 29, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Photo-induced tunable metamaterial
    • Patent number 11,723,278
    • Issue date Aug 8, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Interlocking blocks for building customizable resonant sound absorb...
    • Patent number 11,688,378
    • Issue date Jun 27, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Plate bending wave absorber
    • Patent number 11,688,379
    • Issue date Jun 27, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Plate bending wave direction sensor
    • Patent number 11,668,680
    • Issue date Jun 6, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Tunable loudspeaker absorber
    • Patent number 11,671,747
    • Issue date Jun 6, 2023
    • TOYOTA MOTOR ENGINEERING & MANUTACTURING NORTH AMERICA, INC.
    • Xiaopeng Li
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Acoustic impedance matching with bubble resonators
    • Patent number 11,664,779
    • Issue date May 30, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Compact duct sound absorber
    • Patent number 11,662,048
    • Issue date May 30, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Photonic apparatus integrating optical sensing and optical processi...
    • Patent number 11,656,337
    • Issue date May 23, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Sean Phillip Rodrigues
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Drone with semi-rigid structure and selectively actuated arms
    • Patent number 11,643,202
    • Issue date May 9, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Yuyang Song
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Membrane acoustic absorber
    • Patent number 11,626,094
    • Issue date Apr 11, 2023
    • Toyota Motor Engineering & Manufacturing, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Airborne acoustic absorber
    • Patent number 11,568,848
    • Issue date Jan 31, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Shaped acoustic absorber
    • Patent number 11,562,728
    • Issue date Jan 24, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Magnetic coupling for sound transmission
    • Patent number 11,527,229
    • Issue date Dec 13, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Sparse acoustic reflector
    • Patent number 11,482,203
    • Issue date Oct 25, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic absorber for fan noise reduction
    • Patent number 11,459,921
    • Issue date Oct 4, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Superscattering of plate bending wave
    • Patent number 11,448,281
    • Issue date Sep 20, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Active noise control for vehicle windshield noise
    • Patent number 11,423,873
    • Issue date Aug 23, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic wave superscattering
    • Patent number 11,415,556
    • Issue date Aug 16, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G01 - MEASURING TESTING
  • Information Patent Grant

    System and method for determining at least one characteristic of a...
    • Patent number 11,397,222
    • Issue date Jul 26, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    One-way sound transmission structure
    • Patent number 11,341,951
    • Issue date May 24, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Broadband sparse acoustic absorber
    • Patent number 11,322,126
    • Issue date May 3, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic absorber with integrated heat sink
    • Patent number 11,204,204
    • Issue date Dec 21, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Active noise control for vehicle with a single open window
    • Patent number 11,170,751
    • Issue date Nov 9, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Selective sound transmission and active sound transmission control
    • Patent number 11,164,559
    • Issue date Nov 2, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic direction sensor
    • Patent number 11,153,681
    • Issue date Oct 19, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Duct sound absorber
    • Patent number 11,114,080
    • Issue date Sep 7, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    MAGNETIC COUPLING FOR SOUND TRANSMISSION
    • Publication number 20230073845
    • Publication date Mar 9, 2023
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SYSTEMS AND METHODS FOR ADAPTIVE FLEXURAL WAVE ABSORBER
    • Publication number 20220285604
    • Publication date Sep 8, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TUNABLE LOUDSPEAKER ABSORBER
    • Publication number 20220272438
    • Publication date Aug 25, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ADJUSTABLE FREQUENCY TUBE RESONATORS
    • Publication number 20220246382
    • Publication date Aug 4, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SYSTEMS AND METHODS FOR MACHINE LEARNING BASED FLEXURAL WAVE ABSORBER
    • Publication number 20220244221
    • Publication date Aug 4, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PHOTO-INDUCED TUNABLE METAMATERIAL
    • Publication number 20220246823
    • Publication date Aug 4, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PLATE BENDING WAVE DIRECTION SENSOR
    • Publication number 20220214312
    • Publication date Jul 7, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G01 - MEASURING TESTING
  • Information Patent Application

    SELF-ADAPTIVE FLEXURAL WAVE ABSORBING SYSTEM AND RELATED METHOD
    • Publication number 20220190231
    • Publication date Jun 16, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Xiaopeng Li
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ACTIVE NOISE CONTROL FOR VEHICLE WINDSHIELD NOISE
    • Publication number 20220130367
    • Publication date Apr 28, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G01 - MEASURING TESTING
  • Information Patent Application

    SUPERSCATTERING OF PLATE BENDING WAVE
    • Publication number 20220112931
    • Publication date Apr 14, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ACOUSTIC METAMATERIAL AND SYSTEMS FOR EDGE DETECTION
    • Publication number 20220082690
    • Publication date Mar 17, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    PLATE BENDING WAVE ABSORBER
    • Publication number 20220051650
    • Publication date Feb 17, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    INTERLOCKING BLOCKS FOR BUILDING CUSTOMIZABLE RESONANT SOUND ABSORB...
    • Publication number 20220036871
    • Publication date Feb 3, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SPARSE ACOUSTIC REFLECTOR
    • Publication number 20210358468
    • Publication date Nov 18, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MAGNETIC COUPLING FOR SOUND TRANSMISSION
    • Publication number 20210343266
    • Publication date Nov 4, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    COMPACT DUCT SOUND ABSORBER
    • Publication number 20210301965
    • Publication date Sep 30, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SHAPED ACOUSTIC ABSORBER
    • Publication number 20210295814
    • Publication date Sep 23, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MEMBRANE ACOUSTIC ABSORBER
    • Publication number 20210280161
    • Publication date Sep 9, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SYSTEM AND METHOD FOR DETERMINING AT LEAST ONE CHARACTERISTIC OF A...
    • Publication number 20210223335
    • Publication date Jul 22, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRONE WITH SEMI-RIGID STRUCTURE AND SELECTIVELY ACTUATED ARMS
    • Publication number 20210188428
    • Publication date Jun 24, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Yuyang Song
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    ACOUSTIC DIRECTION SENSOR
    • Publication number 20210127201
    • Publication date Apr 29, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ADAPTABLE OPTICAL NEURAL NETWORK SYSTEM
    • Publication number 20210097378
    • Publication date Apr 1, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Sean P. Rodrigues
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    ACOUSTIC WAVE SUPERSCATTERING
    • Publication number 20210010977
    • Publication date Jan 14, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G01 - MEASURING TESTING
  • Information Patent Application

    PHOTONIC APPARATUS INTEGRATING OPTICAL SENSING AND OPTICAL PROCESSI...
    • Publication number 20210012184
    • Publication date Jan 14, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Sean Phillip Rodrigues
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    ACOUSTIC IMPEDANCE MATCHING WITH BUBBLE RESONATORS
    • Publication number 20210006222
    • Publication date Jan 7, 2021
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    ACOUSTIC ABSORBER FOR FAN NOISE REDUCTION
    • Publication number 20200284174
    • Publication date Sep 10, 2020
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    ACOUSTIC ABSORBER WITH INTEGRATED HEAT SINK
    • Publication number 20200284529
    • Publication date Sep 10, 2020
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    BROADBAND SPARSE ACOUSTIC ABSORBER
    • Publication number 20200202831
    • Publication date Jun 25, 2020
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ONE-WAY SOUND TRANSMISSION STRUCTURE
    • Publication number 20200160830
    • Publication date May 21, 2020
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    DUCT SOUND ABSORBER
    • Publication number 20200066245
    • Publication date Feb 27, 2020
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS