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Eiji KOYANAGI
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Yokosuka-shi, Kanagawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Piping inspection robot and method of inspecting piping
Patent number
9,726,569
Issue date
Aug 8, 2017
MOBILE ROBOT RESEARCH CO., LTD.
Eiji Koyanagi
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
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Patent Application
MAGNETICALLY-ATTRACTING CRAWLER MOVING DEVICE, MULTI-CONNECTED MAGN...
Publication number
20230406427
Publication date
Dec 21, 2023
MITSUBISHI ELECTRIC CORPORATION
Daichi GOTO
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Patent Application
PIPING INSPECTION ROBOT AND METHOD OF INSPECTING PIPING
Publication number
20150330860
Publication date
Nov 19, 2015
MOBILE ROBOT RESEARCH CO., LTD.
Eiji KOYANAGI
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS