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Takehiko Makita
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Coplanar waveguide having trenches covered by a passivation film an...
Patent number
8,143,974
Issue date
Mar 27, 2012
Oki Electric Industry Co., Ltd.
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Methods of fabricating layered structure and semiconductor device
Patent number
6,696,306
Issue date
Feb 24, 2004
Oki Electric Industry Co., Ltd.
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Coplanar waveguide having amorphous silicon layer between substrate...
Publication number
20110042672
Publication date
Feb 24, 2011
Oki Electric Industry Co., Ltd.
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Coplanar waveguide and fabrication method thereof
Publication number
20100079222
Publication date
Apr 1, 2010
Oki Electric Industry Co., Ltd.
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Surface treatment method for a compound semiconductor layer and met...
Publication number
20040192043
Publication date
Sep 30, 2004
Oki Electric Industry Co., Ltd.
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Methods of fabricating layered structure and semiconductor device
Publication number
20030203604
Publication date
Oct 30, 2003
Takehiko Makita
H01 - BASIC ELECTRIC ELEMENTS