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Naota Akikusa

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Patents Grantslast 30 patents

  • Information Patent Grant

    External resonance-type laser module
    • Patent number 12,327,976
    • Issue date Jun 10, 2025
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    External resonant laser module
    • Patent number 12,300,968
    • Issue date May 13, 2025
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    External resonant laser module
    • Patent number 12,278,463
    • Issue date Apr 15, 2025
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Light source module
    • Patent number 12,078,813
    • Issue date Sep 3, 2024
    • Hamamatsu Photonics K.K.
    • Takahide Ochiai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Quantum cascade laser device
    • Patent number 10,333,279
    • Issue date Jun 25, 2019
    • Hamamatsu Photonics K.K.
    • Takahide Ochiai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wavelength variable light source
    • Patent number 10,236,661
    • Issue date Mar 19, 2019
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dental therapy apparatus
    • Patent number 10,166,086
    • Issue date Jan 1, 2019
    • Osaka University
    • Kunio Awazu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Quantum cascade laser manufacturing method
    • Patent number 9,620,921
    • Issue date Apr 11, 2017
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Quantum-cascade laser
    • Patent number 9,484,715
    • Issue date Nov 1, 2016
    • Hamamatsu Photonics K.K.
    • Kazuue Fujita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 9,276,381
    • Issue date Mar 1, 2016
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 9,246,309
    • Issue date Jan 26, 2016
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 9,240,674
    • Issue date Jan 19, 2016
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Fine-particle dispersion liquid manufacturing method and fine-parti...
    • Patent number 9,168,504
    • Issue date Oct 27, 2015
    • Hamamatsu Photonics K.K.
    • Tokio Takagi
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 8,958,450
    • Issue date Feb 17, 2015
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Laser module
    • Patent number 8,675,702
    • Issue date Mar 18, 2014
    • Hamamatsu Photonics K.K.
    • Takahide Ochiai
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 8,654,809
    • Issue date Feb 18, 2014
    • Hamamatsu Photonics K.K.
    • Kazuue Fujita
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Wavelength-tunable light source
    • Patent number 8,594,142
    • Issue date Nov 26, 2013
    • Hamamatsu Photonics K.K.
    • Tatsuo Dougakiuchi
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 8,374,208
    • Issue date Feb 12, 2013
    • Hamamatsu Photonics K.K.
    • Masamichi Yamanishi
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Semiconductor light emitting device
    • Patent number 8,330,140
    • Issue date Dec 11, 2012
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser element
    • Patent number 8,098,701
    • Issue date Jan 17, 2012
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 8,068,528
    • Issue date Nov 29, 2011
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 7,843,981
    • Issue date Nov 30, 2010
    • Hamamatsu Photonics K.K.
    • Masamichi Yamanishi
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 7,756,178
    • Issue date Jul 13, 2010
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Quantum cascade laser
    • Patent number 7,359,418
    • Issue date Apr 15, 2008
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    EXTERNAL RESONANT LASER MODULE
    • Publication number 20250219355
    • Publication date Jul 3, 2025
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LASER DEVICE
    • Publication number 20240030678
    • Publication date Jan 25, 2024
    • Hamamatsu Photonics K.K.
    • Nobutaka SUZUKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM-CASCADE LASER MODULE
    • Publication number 20230369823
    • Publication date Nov 16, 2023
    • Hamamatsu Photonics K.K.
    • Naota AKIKUSA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LASER DEVICE
    • Publication number 20230163558
    • Publication date May 25, 2023
    • Hamamatsu Photonics K.K.
    • Takahide OCHIAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM CASCADE LASER ELEMENT AND QUANTUM CASCADE LASER DEVICE
    • Publication number 20230132974
    • Publication date May 4, 2023
    • Hamamatsu Photonics K.K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM CASCADE LASER DEVICE
    • Publication number 20230095425
    • Publication date Mar 30, 2023
    • Hamamatsu Photonics K.K.
    • Takahide OCHIAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHOTODETECTOR AND BEATING SPECTROSCOPY DEVICE
    • Publication number 20230030197
    • Publication date Feb 2, 2023
    • HAMAMATSU PHOTONICS K. K.
    • Tatsuo DOUGAKIUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    EXTERNAL RESONANCE-TYPE LASER MODULE
    • Publication number 20220337033
    • Publication date Oct 20, 2022
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    EXTERNAL RESONANCE-TYPE LASER MODULE
    • Publication number 20220271491
    • Publication date Aug 25, 2022
    • HAMAMATSU PHOTONICS K. K.
    • Tadataka EDAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    EXTERNAL RESONANT LASER MODULE
    • Publication number 20220271506
    • Publication date Aug 25, 2022
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    EXTERNAL RESONANT LASER MODULE AND METHOD OF MANUFACTURING EXTERNAL...
    • Publication number 20220271504
    • Publication date Aug 25, 2022
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    EXTERNAL RESONANT LASER MODULE
    • Publication number 20220271505
    • Publication date Aug 25, 2022
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHT SOURCE MODULE
    • Publication number 20210181518
    • Publication date Jun 17, 2021
    • HAMAMATSU PHOTONICS K. K.
    • Takahide OCHIAI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    QUANTUM CASCADE LASER DEVICE
    • Publication number 20180254610
    • Publication date Sep 6, 2018
    • HAMAMATSU PHOTONICS K. K.
    • Takahide OCHIAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WAVELENGTH VARIABLE LIGHT SOURCE
    • Publication number 20180248338
    • Publication date Aug 30, 2018
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM-CASCADE LASER
    • Publication number 20160087408
    • Publication date Mar 24, 2016
    • Hamamatsu Photonics K. K.
    • Kazuue FUJITA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20150117484
    • Publication date Apr 30, 2015
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20140241392
    • Publication date Aug 28, 2014
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER MANUFACTURING METHOD
    • Publication number 20140199798
    • Publication date Jul 17, 2014
    • Hamamatsu Photonics K.K.
    • Atsushi Sugiyama
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    DENTAL THERAPY APPARATUS
    • Publication number 20140030671
    • Publication date Jan 30, 2014
    • Hamamatsu Photonics K.K.
    • Kunio Awazu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20130322479
    • Publication date Dec 5, 2013
    • Atsushi SUGIYAMA
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20130322480
    • Publication date Dec 5, 2013
    • Tadataka EDAMURA
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    FINE-PARTICLE DISPERSION LIQUID MANUFACTURING METHOD AND FINE-PARTI...
    • Publication number 20130056565
    • Publication date Mar 7, 2013
    • Hamamatsu Photonics K. K.
    • Tokio Takagi
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    WAVELENGTH-TUNABLE LIGHT SOURCE
    • Publication number 20120219022
    • Publication date Aug 30, 2012
    • HAMAMATSU PHOTONICS K. K.
    • Tatsuo Dougakiuchi
    • G02 - OPTICS
  • Information Patent Application

    LASER MODULE
    • Publication number 20120014402
    • Publication date Jan 19, 2012
    • Hamamatsu Photonics K.K.
    • Takahide Ochiai
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20110026556
    • Publication date Feb 3, 2011
    • HAMAMATSU PHOTONICS K. K.
    • Kazuue Fujita
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    SEMICONDUCTOR LIGHT EMITTING DEVICE
    • Publication number 20110024721
    • Publication date Feb 3, 2011
    • HAMAMATSU PHOTONICS K. K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20110007768
    • Publication date Jan 13, 2011
    • Hamamatsu Photonics K.K.
    • Masamichi Yamanishi
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER
    • Publication number 20100111127
    • Publication date May 6, 2010
    • Hamamatsu Photonics K.K.
    • Tadataka Edamura
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    QUANTUM CASCADE LASER ELEMENT
    • Publication number 20090052488
    • Publication date Feb 26, 2009
    • HAMAMATSU PHOTONICS K. K.
    • Atsushi SUGIYAMA
    • B82 - NANO-TECHNOLOGY