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Takashi Sakai
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Tokyo, JP
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last 30 patents
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Patent Grant
Exhaust treatment unit, manufacturing method of exhaust treatment u...
Patent number
9,033,095
Issue date
May 19, 2015
Komatsu Ltd.
Takashi Sakai
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Filler detection method and filler detection device
Patent number
6,931,929
Issue date
Aug 23, 2005
Akebono Brake Industry Co., Ltd.
Takashi Sakai
G01 - MEASURING TESTING
Information
Patent Grant
Tunnel boring machine
Patent number
5,915,790
Issue date
Jun 29, 1999
Hazama Corporation
Takashi Sakai
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
POSITION ESTIMATING SYSTEM, POSITION ESTIMATING UNIT, WORK MACHINE,...
Publication number
20240159023
Publication date
May 16, 2024
Komatsu Ltd.
Mitsuhiko KAMADO
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
EXHAUST TREATMENT UNIT, MANUFACTURING METHOD OF EXHAUST TREATMENT U...
Publication number
20150075893
Publication date
Mar 19, 2015
Komatsu Ltd.
Takashi Sakai
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Filler detection method and filler detection device
Publication number
20040031327
Publication date
Feb 19, 2004
Akebono Brake Industry Co., Lrd.
Takashi Sakai
G01 - MEASURING TESTING