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Toshiaki TANAKA
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Fukuoka, JP
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last 30 patents
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Patent Grant
Method for measuring underground boring position and underground bo...
Patent number
9,976,410
Issue date
May 22, 2018
KYUSHU UNIVERISITY, NATIONAL UNIVERSITY CORPORATION
Hideki Mizunaga
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
METHOD FOR MEASURING UNDERGROUND BORING POSITION AND UNDERGROUND BO...
Publication number
20170002648
Publication date
Jan 5, 2017
KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
Hideki MIZUNAGA
G01 - MEASURING TESTING