TREA

Ikuo SAWADA

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  • Yokosuka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous drilling system
    • Patent number 11,454,075
    • Issue date Sep 27, 2022
    • Japan Agency for Marine-Earth Science and Technology
    • Tomokazu Saruhashi
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Submarine drilling support system
    • Patent number 11,225,844
    • Issue date Jan 18, 2022
    • Japan Agency for Marine-Earth Science and Technology
    • Tomokazu Saruhashi
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Power generation system
    • Patent number 9,461,329
    • Issue date Oct 4, 2016
    • Japan Agency for Marine-Earth Science and Technology
    • Masahiro Yamamoto
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Method and system for recovering ocean floor hydrothermal mineral r...
    • Patent number 9,359,870
    • Issue date Jun 7, 2016
    • Japan Agency for Marine-Earth Science and Technology
    • Ken Takai
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents