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Naoya OKA

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  • Ibaraki-shi, Osaka, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    VIDEO DISPLAY DEVICE AND PROJECTOR
    • Publication number 20240397024
    • Publication date Nov 28, 2024
    • Maxell, Ltd.
    • Hiroshi AOKI
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    PROJECTION TYPE VIDEO DISPLAY DEVICE
    • Publication number 20240348755
    • Publication date Oct 17, 2024
    • Maxell, Ltd.
    • Eriko NAGATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIDEO DISPLAY DEVICE AND PROJECTOR
    • Publication number 20230051479
    • Publication date Feb 16, 2023
    • Maxell, Ltd.
    • Hiroshi AOKI
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    PROJECTION TYPE VIDEO DISPLAY DEVICE
    • Publication number 20220070421
    • Publication date Mar 3, 2022
    • Maxell, Ltd.
    • Eriko NAGATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PROJECTION VIDEO DISPLAY APPARATUS
    • Publication number 20190191132
    • Publication date Jun 20, 2019
    • Maxell, Ltd.
    • Shuhei KOBAYASHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIDEO DISPLAY APPARATUS
    • Publication number 20190005917
    • Publication date Jan 3, 2019
    • Maxell, Ltd.
    • Hiroyuki URATA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    PROJECTION-TYPE IMAGE DISPLAY DEVICE
    • Publication number 20170155880
    • Publication date Jun 1, 2017
    • HITACHI MAXELL, LTD.
    • Eriko NAGATA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY DEVICE
    • Publication number 20110316829
    • Publication date Dec 29, 2011
    • Hitachi Consumer Electronics Co., Ltd.
    • Naoya OKA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    TELEVISION DEVICE
    • Publication number 20100220109
    • Publication date Sep 2, 2010
    • Hiroshi AOKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY, AS WELL AS, A BACKLIGHT CONTROLLER AND A ME...
    • Publication number 20080117160
    • Publication date May 22, 2008
    • Naoya Oka
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Image processing apparatus
    • Publication number 20060256240
    • Publication date Nov 16, 2006
    • Naoya Oka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Image display apparatus, image signal processing circuit used there...
    • Publication number 20060245017
    • Publication date Nov 2, 2006
    • Hiroshi Aoki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Image display apparatus
    • Publication number 20060061842
    • Publication date Mar 23, 2006
    • Naoya Oka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE