Yoshihisa KAWAMURA

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Yokosuka-shi, Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for recovering rare-earth mud, and recovery system
- Patent number 12,084,948
- Issue date Sep 10, 2024
- Japan Agency for Marine-Earth Science and Technology
- Eigou Miyazaki
- E21 - EARTH DRILLING MINING
Information Patent Grant
Water bottom resource collecting system and collecting method
- Patent number 12,012,836
- Issue date Jun 18, 2024
- TOA Corporation
- Tomohiro Morisawa
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WATER BOTTOM RESOURCE COLLECTING SYSTEM AND COLLECTING METHOD
- Publication number 20240141769
- Publication date May 2, 2024
- TOA CORPORATION
- Tomohiro MORISAWA
- E21 - EARTH DRILLING MINING
Information Patent Application
WATER BOTTOM RESOURCE COLLECTING METHOD
- Publication number 20240003253
- Publication date Jan 4, 2024
- TOA CORPORATION
- Tomohiro MORISAWA
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR RECOVERING RARE-EARTH MUD, AND RECOVERY SYSTEM
- Publication number 20230112110
- Publication date Apr 13, 2023
- Japan Agency for Marine-Earth Science and Technology
- Eigou MIYAZAKI
- E21 - EARTH DRILLING MINING