Control of light source other than position or intensity

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT-SOURCE DEVICE, IMAGE PROJECTION APPARATUS, AND DISPLAY DEVICE

    • Publication number 20250231472
    • Publication date Jul 17, 2025
    • RICOH COMPANY, LTD.
    • Yohei TAKANO
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATION SYSTEM AND PROJECTION DEVICE

    • Publication number 20250224659
    • Publication date Jul 10, 2025
    • CORETRONIC CORPORATION
    • Min-Chang Chang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OTOSCOPE WITH DUAL FREQUENCY BANDS

    • Publication number 20250216759
    • Publication date Jul 3, 2025
    • GUANGZHOU LUXVISIONS INNOVATION TECHNOLOGY LIMITED
    • Chih-Ju Lin
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND PROJECTOR

    • Publication number 20250208495
    • Publication date Jun 26, 2025
    • SEIKO EPSON CORPORATION
    • Tomohiro YOKOO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LASER SOURCE ASSEMBLY AND LASER PROJECTION APPARATUS

    • Publication number 20250199387
    • Publication date Jun 19, 2025
    • Hisense Laser Display Co., Ltd
    • Wei LI
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATOR AND PROJECTOR

    • Publication number 20250199389
    • Publication date Jun 19, 2025
    • SEIKO EPSON CORPORATION
    • Koichi AKIYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OPTICAL PROJECTION SYSTEM AND ELECTRONIC DEVICE

    • Publication number 20250189878
    • Publication date Jun 12, 2025
    • GOERTEK OPTICAL TECHNOLOGY CO., LTD.
    • Guiyu Li
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION TYPE IMAGE DISPLAY...

    • Publication number 20250189780
    • Publication date Jun 12, 2025
    • Panasonic Holdings Corporation
    • Takashi IKEDA
    • G02 - OPTICS
  • Information Patent Application

    IMAGE GENERATION UNIT AND PROJECTION DISPLAY APPARATUS

    • Publication number 20250184457
    • Publication date Jun 5, 2025
    • Panasonic Holdings Corporation
    • Yuki YAMAGATA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ANGLE-ADJUSTABLE PROJECTION MECHANISM AND PROJECTOR

    • Publication number 20250164866
    • Publication date May 22, 2025
    • ZHONGSHAN BOLANG ELECTRONIC TECHNOLOGY CO., LTD.
    • GANG WANG
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ILLUMINATION SYSTEM AND PROJECTION DEVICE

    • Publication number 20250155788
    • Publication date May 15, 2025
    • CORETRONIC CORPORATION
    • Chun-Hsin Lu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ILLUMINATION DEVICE AND PROJECTOR

    • Publication number 20250147398
    • Publication date May 8, 2025
    • SEIKO EPSON CORPORATION
    • Koichi AKIYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Light Projection Device

    • Publication number 20250138403
    • Publication date May 1, 2025
    • T.Q. OPTOELECTRONICS. CO., LTD.
    • Ji-Pin Wang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE PROJECTION DEVICE

    • Publication number 20250130422
    • Publication date Apr 24, 2025
    • Koito Manufacturing Co., Ltd.
    • Genki ADACHI
    • G02 - OPTICS
  • Information Patent Application

    FRONT-LIT ILLUMINATION MODULE

    • Publication number 20250130484
    • Publication date Apr 24, 2025
    • Meta Platforms Technologies, LLC
    • Zhujun Shi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ILLUMINATOR AND PROJECTOR

    • Publication number 20250130486
    • Publication date Apr 24, 2025
    • SEIKO EPSON CORPORATION
    • Koichi AKIYAMA
    • G02 - OPTICS
  • Information Patent Application

    WAVELENGTH CONVERTING APPARATUS, LIGHT SOURCE APPARATUS, AND PROJECTOR

    • Publication number 20250123546
    • Publication date Apr 17, 2025
    • SEIKO EPSON CORPORATION
    • Norikazu KOMATSU
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    HEAT DISSIPATION MODULE AND PROJECTION APPARATUS

    • Publication number 20250110395
    • Publication date Apr 3, 2025
    • CORETRONIC CORPORATION
    • Wei-Min Chien
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR

    • Publication number 20250110396
    • Publication date Apr 3, 2025
    • SEIKO EPSON CORPORATION
    • Yuta TOKUNO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE DISPLAY APPARATUS, IMAGE DISPLAY SYSTEM, AND PROJECTION OPTIC...

    • Publication number 20250102895
    • Publication date Mar 27, 2025
    • SONY GROUP CORPORATION
    • JUN NISHIKAWA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE DEVICE AND DISPLAY DEVICE

    • Publication number 20250102896
    • Publication date Mar 27, 2025
    • Nichia Corporation.
    • Tomotoshi TSUJI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTION SYSTEM

    • Publication number 20250102893
    • Publication date Mar 27, 2025
    • HISENSE LASER DISPLAY CO., LTD.
    • Haodong WANG
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATION SYSTEM AND PROJECTION DEVICE

    • Publication number 20250102894
    • Publication date Mar 27, 2025
    • CORETRONIC CORPORATION
    • Chang-Hsuan Chen
    • G02 - OPTICS
  • Information Patent Application

    LIGHT SOURCE MODULE

    • Publication number 20250093795
    • Publication date Mar 20, 2025
    • Toshiba Tec Kabushiki Kaisha
    • Yasushi Kuribayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PROJECTION DEVICE

    • Publication number 20250093757
    • Publication date Mar 20, 2025
    • BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    • Xi LI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVICE AND METHOD FOR CREATING LIGHTING

    • Publication number 20250085621
    • Publication date Mar 13, 2025
    • ARNE WEISS
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT SOURCE APPARATUS AND PROJECTOR

    • Publication number 20250076747
    • Publication date Mar 6, 2025
    • SEIKO EPSON CORPORATION
    • Tomohiro YOKOO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LOW-COST DIGITAL VIDEO PROJECTOR

    • Publication number 20250076746
    • Publication date Mar 6, 2025
    • MINDSCOPE PRODUCTS
    • GEORGE BALANCHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    METHOD AND SYSTEM FOR COLOR POINT CALIBRATION OF LIGHT SOURCE PROJE...

    • Publication number 20250060657
    • Publication date Feb 20, 2025
    • BARCO N.V.
    • Arnout Robert Leontine VETSUYPENS
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PROJECTOR WITH ROTATABLE PROJECTION LENS

    • Publication number 20250053075
    • Publication date Feb 13, 2025
    • FUJIFILM CORPORATION
    • Hironobu KAYANO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE