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Masashi Yokoyama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Anti-reflection film
    • Patent number 12,038,557
    • Issue date Jul 16, 2024
    • Daicel Corporation
    • Takahiro Sakakibara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Anti-Newton ring film, and manufacturing method and use thereof
    • Patent number 11,947,136
    • Issue date Apr 2, 2024
    • Daicel Corporation
    • Masashi Yokoyama
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Anti-glare film and process for producing the same
    • Patent number 9,891,352
    • Issue date Feb 13, 2018
    • DAICEL CORPORATION
    • Masaki Hayashi
    • G02 - OPTICS
  • Information Patent Grant

    Metal support for exhaust gas purifying catalyst
    • Patent number 6,500,393
    • Issue date Dec 31, 2002
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masaharu Nakamori
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Stacking and forwarding apparatus
    • Patent number 5,236,300
    • Issue date Aug 17, 1993
    • Sanjo Machine Works, Ltd.
    • Satoru Aida
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Motor scooter
    • Patent number 4,964,483
    • Issue date Oct 23, 1990
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masashi Yokoyama
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents