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Gaëlle ANTOUN
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Dardilly, FR
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Patents Grants
last 30 patents
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Patent Grant
Plasma etching method
Patent number
11,120,999
Issue date
Sep 14, 2021
Tokyo Electron Limited
Koichi Yatsuda
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
ETCHING METHOD AND ETCHING APPARATUS
Publication number
20220102160
Publication date
Mar 31, 2022
TOKYO ELECTRON LIMITED
Shigeru TAHARA
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
PLASMA ETCHING METHOD
Publication number
20200381264
Publication date
Dec 3, 2020
TOKYO ELECTRON LIMITED
Koichi YATSUDA
H01 - BASIC ELECTRIC ELEMENTS