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Tomoyuki Ichikawa

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lamp unit
    • Patent number 12,173,881
    • Issue date Dec 24, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • F21 - LIGHTING
  • Information Patent Grant

    Light source module and lighting circuit
    • Patent number 12,167,518
    • Issue date Dec 10, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp
    • Patent number 12,058,792
    • Issue date Aug 6, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • F21 - LIGHTING
  • Information Patent Grant

    Lighting circuit
    • Patent number 12,048,073
    • Issue date Jul 23, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Light source module and lighting circuit
    • Patent number 11,910,504
    • Issue date Feb 20, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Light source module
    • Patent number 11,906,123
    • Issue date Feb 20, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • F21 - LIGHTING
  • Information Patent Grant

    Lighting circuit for automotive lamp
    • Patent number 11,872,932
    • Issue date Jan 16, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method of manufacturing a lithium-ion secondary battery
    • Patent number 11,870,038
    • Issue date Jan 9, 2024
    • AESC Japan Ltd.
    • Tomoyuki Ichikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Battery including restricting structure
    • Patent number 11,837,752
    • Issue date Dec 5, 2023
    • AESC Japan Ltd.
    • Tomoyuki Ichikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Automotive lamp
    • Patent number 11,729,875
    • Issue date Aug 15, 2023
    • Koito Manufacturing Co., Ltd.
    • Satoshi Kikuchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Light-emitting module
    • Patent number 11,655,968
    • Issue date May 23, 2023
    • Koito Manufacturing Co., Ltd.
    • Tetsuya Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lighting circuit of automotive lamp
    • Patent number 11,653,434
    • Issue date May 16, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automotive lamp
    • Patent number 11,612,034
    • Issue date Mar 21, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automotive lamp
    • Patent number 11,602,029
    • Issue date Mar 7, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lighting circuit of automotive lamp
    • Patent number 11,558,943
    • Issue date Jan 17, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lighting circuit of automotive lamp
    • Patent number 11,477,871
    • Issue date Oct 18, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method of manufacturing a lithium-ion secondary battery
    • Patent number 11,355,783
    • Issue date Jun 7, 2022
    • Envision AESC Japan Ltd.
    • Tomoyuki Ichikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lighting circuit
    • Patent number 11,350,505
    • Issue date May 31, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lighting circuit and vehicle lamp
    • Patent number 11,197,356
    • Issue date Dec 7, 2021
    • KOITO MANUFACIURING CO., LTD.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp comprising a controller programmed to control a swivel...
    • Patent number 11,046,236
    • Issue date Jun 29, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Load driving apparatus
    • Patent number 10,874,009
    • Issue date Dec 22, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp
    • Patent number 10,800,317
    • Issue date Oct 13, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lamp module
    • Patent number 10,791,605
    • Issue date Sep 29, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp and lighting circuit of light source
    • Patent number 10,766,400
    • Issue date Sep 8, 2020
    • Koito Manufacturing Co., Ltd.
    • Satoshi Kikuchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicular lamp
    • Patent number 10,752,164
    • Issue date Aug 25, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp and lighting circuit
    • Patent number 10,728,985
    • Issue date Jul 28, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Automotive lamp
    • Patent number 10,710,495
    • Issue date Jul 14, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Drive circuit for motor and vehicular lamp
    • Patent number 10,663,136
    • Issue date May 26, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp that projects scanning beam scanned by optical scannin...
    • Patent number 10,641,454
    • Issue date May 5, 2020
    • Koito Manufacturing Co., Ltd.
    • Satoshi Kikuchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle lamp and vehicle lamp control system
    • Patent number 10,576,873
    • Issue date Mar 3, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LAMP UNIT
    • Publication number 20240295313
    • Publication date Sep 5, 2024
    • KOITO MANUFACTURING CO., LTD.
    • Tomoyuki ICHIKAWA
    • F21 - LIGHTING
  • Information Patent Application

    AUTOMOTIVE LAMP
    • Publication number 20240042862
    • Publication date Feb 8, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHT SOURCE UNIT
    • Publication number 20240019102
    • Publication date Jan 18, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • F21 - LIGHTING
  • Information Patent Application

    AUTOMOTIVE LAMP
    • Publication number 20240003512
    • Publication date Jan 4, 2024
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT SOURCE MODULE AND LIGHTING CIRCUIT
    • Publication number 20230112753
    • Publication date Apr 13, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHT SOURCE MODULE AND LIGHTING CIRCUIT
    • Publication number 20230104439
    • Publication date Apr 6, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LIGHT SOURCE MODULE AND LIGHTING CIRCUIT
    • Publication number 20230104593
    • Publication date Apr 6, 2023
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT
    • Publication number 20220353966
    • Publication date Nov 3, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD OF MANUFACTURING A LITHIUM-ION SECONDARY BATTERY
    • Publication number 20220271327
    • Publication date Aug 25, 2022
    • Envision AESC Japan Ltd.
    • Tomoyuki ICHIKAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    LIGHT SOURCE MODULE
    • Publication number 20220154905
    • Publication date May 19, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT-EMITTING MODULE
    • Publication number 20220090767
    • Publication date Mar 24, 2022
    • Koito Manufacturing Co., Ltd.
    • Tetsuya Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHTING CIRCUIT FOR AUTOMOTIVE LAMP
    • Publication number 20220030684
    • Publication date Jan 27, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT OF AUTOMOTIVE LAMP
    • Publication number 20220022300
    • Publication date Jan 20, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT OF AUTOMOTIVE LAMP
    • Publication number 20220022299
    • Publication date Jan 20, 2022
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VEHICLE LAMP
    • Publication number 20210410248
    • Publication date Dec 30, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BATTERY
    • Publication number 20210376426
    • Publication date Dec 2, 2021
    • Envision AESC Energy Devices Ltd.
    • Tomoyuki ICHIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    AUTOMOTIVE LAMP
    • Publication number 20210378070
    • Publication date Dec 2, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT
    • Publication number 20210168918
    • Publication date Jun 3, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT
    • Publication number 20210160989
    • Publication date May 27, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT AND VEHICLE LAMP
    • Publication number 20210153314
    • Publication date May 20, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    AUTOMOTIVE LAMP
    • Publication number 20210016706
    • Publication date Jan 21, 2021
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    AUTOMOTIVE LAMP
    • Publication number 20200339034
    • Publication date Oct 29, 2020
    • Koito Manufacturing Co., Ltd.
    • Satoshi KIKUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT OF AUTOMOTIVE LAMP
    • Publication number 20200275542
    • Publication date Aug 27, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VEHICLE LAMP
    • Publication number 20200238890
    • Publication date Jul 30, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LAMP MODULE
    • Publication number 20200187329
    • Publication date Jun 11, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LIGHTING CIRCUIT AND VEHICLE LAMP
    • Publication number 20200187327
    • Publication date Jun 11, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki Ichikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LAMP UNIT
    • Publication number 20200149702
    • Publication date May 14, 2020
    • Koito Manufacturing Co., Ltd.
    • Naoki TAKII
    • F21 - LIGHTING
  • Information Patent Application

    VEHICLE LAMP AND LIGHTING CIRCUIT
    • Publication number 20200120767
    • Publication date Apr 16, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VEHICLE LAMP AND VEHICLE LAMP CONTROL SYSTEM
    • Publication number 20200010012
    • Publication date Jan 9, 2020
    • Koito Manufacturing Co., Ltd.
    • Tomoyuki ICHIKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SECONDARY BATTERY
    • Publication number 20200006800
    • Publication date Jan 2, 2020
    • Envision AESC Energy Devices Ltd.
    • Tomoyuki ICHIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS