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Kotaro Yajima
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resin and metal semiconductor device package and semiconductor ligh...
Patent number
7,977,700
Issue date
Jul 12, 2011
Mitsubishi Electric Corporation
Hiroshi Mitsuyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
SAW electric part and frequency conversion circuit
Patent number
5,410,742
Issue date
Apr 25, 1995
Kinseki, Limited
Kotaro Yajima
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric filter stage selectably connectable in series with an...
Patent number
5,162,759
Issue date
Nov 10, 1992
Kinseki Limited
Kotaro Yajima
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
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Patent Application
SEMICONDUCTOR PACKAGE AND SEMICONDUCTOR LIGHT-EMITTING DEVICE
Publication number
20090321777
Publication date
Dec 31, 2009
Mitsubishi Electric Corporation
Hiroshi Mitsuyama
H01 - BASIC ELECTRIC ELEMENTS