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Yujin ZHENG

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  • Hamamatsu-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    EXTERNAL RESONATOR-TYPE SEMICONDUCTOR LASER DEVICE
    • Publication number 20210313769
    • Publication date Oct 7, 2021
    • Hamamatsu Photonics K.K.
    • Yujin ZHENG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LASER DEVICE
    • Publication number 20170033537
    • Publication date Feb 2, 2017
    • Hamamatsu Photonics K.K.
    • Yujin Zheng
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LASER APPARATUS
    • Publication number 20110206083
    • Publication date Aug 25, 2011
    • Hamamatsu Photonics K.K.
    • Yujin ZHENG
    • G02 - OPTICS
  • Information Patent Application

    Heater-attached alkali-encapsulated cell and alkali laser apparatus
    • Publication number 20080031299
    • Publication date Feb 7, 2008
    • Hamamatsu Photonics K.K.
    • Minoru Niigaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Semiconductor laser device
    • Publication number 20070064754
    • Publication date Mar 22, 2007
    • Yujin Zheng
    • G02 - OPTICS
  • Information Patent Application

    Semiconductor laser diode
    • Publication number 20060203873
    • Publication date Sep 14, 2006
    • Xin Gao
    • G02 - OPTICS
  • Information Patent Application

    Semiconductor laser device
    • Publication number 20060193363
    • Publication date Aug 31, 2006
    • Hamamatsu Photonics K.K.
    • Yujin Zheng
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Laser beam machine
    • Publication number 20060186095
    • Publication date Aug 24, 2006
    • Hamamatsu Photonics K.K.
    • Hirofumi Kan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Condenser
    • Publication number 20060152811
    • Publication date Jul 13, 2006
    • Yujin Zheng
    • G02 - OPTICS
  • Information Patent Application

    Optical condenser device
    • Publication number 20060103939
    • Publication date May 18, 2006
    • Yujin Zheng
    • G02 - OPTICS
  • Information Patent Application

    Semiconductor laser apparatus
    • Publication number 20050169335
    • Publication date Aug 4, 2005
    • Hamamatsu Photonics K.K.
    • Xin Gao
    • H01 - BASIC ELECTRIC ELEMENTS