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  • CPC
  • G11B3/085
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    TONE ARM AND RECORD PLAYER

    • Publication number 20230124443
    • Publication date Apr 20, 2023
    • Ogasawara Precision Laboratory Co., Ltd.
    • Hiroomi Ogasawara
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    TONEARM DEVICE AND REPRODUCTION DEVICE

    • Publication number 20220036917
    • Publication date Feb 3, 2022
    • Panasonic Intellectual Property Management Co., Ltd.
    • Masayuki SHIWA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    AUTOMATIC TONEARM LIFTER

    • Publication number 20210201939
    • Publication date Jul 1, 2021
    • YA HORNG ELECTRONIC CO., LTD.
    • Jin-Yi HUANG
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    TONEARM UNIT AND PLAYBACK DEVICE

    • Publication number 20200058321
    • Publication date Feb 20, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Tomoyuki YAMASHIRO
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP MODULE AND MANUFACTURING METHOD THEREOF

    • Publication number 20090092031
    • Publication date Apr 9, 2009
    • Ki-Chang SONG
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical pickup module and manufacturing method thereof

    • Publication number 20050063279
    • Publication date Mar 24, 2005
    • LG Electronics Inc.
    • Ki-Chang Song
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Patterned media system

    • Publication number 20020067680
    • Publication date Jun 6, 2002
    • Jathan D. Edwards
    • G11 - INFORMATION STORAGE