TREA

IPPEI KIYAMA

Follow

Person

  • Hyogo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Speaker
    • Patent number 12,015,895
    • Issue date Jun 18, 2024
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kazuki Honda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker device
    • Patent number 10,491,984
    • Issue date Nov 26, 2019
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Kazuki Honda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Speaker device
    • Patent number 10,469,925
    • Issue date Nov 5, 2019
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Suemei Fukuhara
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER
    • Publication number 20230142560
    • Publication date May 11, 2023
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kazuki HONDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20190045285
    • Publication date Feb 7, 2019
    • Panasonic Intellectual Property Management Co., Ltd.
    • SUEMEI FUKUHARA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20180249243
    • Publication date Aug 30, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • KAZUKI HONDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20180242061
    • Publication date Aug 23, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • KAZUKI HONDA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE