TREA

Keisuke Koyama

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Transfer sheet and hard coat body using same
    • Patent number 11,529,798
    • Issue date Dec 20, 2022
    • Dai Nippon Printing Co., Ltd.
    • Shunji Fukuda
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Hard coating film and laminate
    • Patent number 11,318,715
    • Issue date May 3, 2022
    • Dai Nippon Printing Co., Ltd.
    • Keisuke Koyama
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Transfer sheet and hard coat body using same
    • Patent number 10,792,903
    • Issue date Oct 6, 2020
    • Dai Nippon Printing Co., Ltd.
    • Shunji Fukuda
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Organic glass laminate coated with inorganic oxide film
    • Patent number 10,434,752
    • Issue date Oct 8, 2019
    • Dai Nippon Printing Co., Ltd.
    • Shunji Fukuda
    • B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents