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Tatsuya Imaizumi
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Gunma-Gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication apparatus
Patent number
7,088,293
Issue date
Aug 8, 2006
Taiyo Yuden Co., Ltd.
Tatsuya Imaizumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Antenna matching circuit, mobile communication device including ant...
Patent number
7,088,307
Issue date
Aug 8, 2006
Taiyo Yuden Co., Ltd.
Tatsuya Imaizumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dielectric antenna
Patent number
6,946,994
Issue date
Sep 20, 2005
Taiyo Yuden Co., Ltd.
Tatsuya Imaizumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coaxial dielectric filter having adjacent resonators disposed in op...
Patent number
5,734,304
Issue date
Mar 31, 1998
Taiyo Yuden Co., Ltd.
Satoshi Kazama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coaxial dielectric filter having adjacent resonators disposed in op...
Patent number
5,578,975
Issue date
Nov 26, 1996
Taiyo Yuden Co., Ltd.
Satoshi Kazama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coaxial dielectric filter having adjacent resonators disposed in op...
Patent number
5,412,359
Issue date
May 2, 1995
Taiyo Yuden Co., Ltd.
Satoshi Kazama
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Dielectric antenna
Publication number
20050078034
Publication date
Apr 14, 2005
Tatsuya Imaizumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Communication apparatus
Publication number
20050057407
Publication date
Mar 17, 2005
Tatsuya Imaizumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Antenna matching circuit, mobile communication device including ant...
Publication number
20040217915
Publication date
Nov 4, 2004
Tatsuya Imaizumi
H03 - BASIC ELECTRONIC CIRCUITRY