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Yoshihiko Koizumi

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS SENSOR AND GAS MEASUREMENT METHOD
    • Publication number 20240328927
    • Publication date Oct 3, 2024
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Takaaki FURUYA
    • G01 - MEASURING TESTING
  • Information Patent Application

    INFRARED MODULE AND METHOD OF CORRECTING INFRARED MODULE
    • Publication number 20240118142
    • Publication date Apr 11, 2024
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Yoshihiko KOIZUMI
    • G01 - MEASURING TESTING
  • Information Patent Application

    SENSOR SYSTEM
    • Publication number 20230288319
    • Publication date Sep 14, 2023
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Tomohiko OGAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    PHOTODETECTION APPARATUS
    • Publication number 20220209042
    • Publication date Jun 30, 2022
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Koji MATSUSHITA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GAS SENSOR MODULE
    • Publication number 20210285872
    • Publication date Sep 16, 2021
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Yoshihiko KOIZUMI
    • G01 - MEASURING TESTING
  • Information Patent Application

    AMPLIFIER CIRCUIT AND AMPLIFIER CIRCUIT IC CHIP
    • Publication number 20150249434
    • Publication date Sep 3, 2015
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Tomohiko Ogawa
    • G01 - MEASURING TESTING
  • Information Patent Application

    CHARGE PUMP CIRCUIT, CONTROL METHOD THEREOF, AND SEMICONDUCTOR INTE...
    • Publication number 20120299642
    • Publication date Nov 29, 2012
    • Takeshi Hamada
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OSCILLATION TYPE INERTIA FORCE SENSOR
    • Publication number 20120291550
    • Publication date Nov 22, 2012
    • ASAHI KASEI MICRODEVICES CORPORATION
    • Yoshitaka KATO
    • G01 - MEASURING TESTING