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Takashi Shirai
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Cathode-ray tube and electron gun having reduced radiation
Patent number
6,538,370
Issue date
Mar 25, 2003
Sony Corporation
Yasunobu Amano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High frequency current detecting apparatus
Patent number
6,351,114
Issue date
Feb 26, 2002
Sony Corporation
Noriyoshi Iwasaki
G01 - MEASURING TESTING
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Patent Grant
Electric current measuring instrument
Patent number
D410396
Issue date
Jun 1, 1999
Sony Corporation
Noriyoshi Iwasaki
D10 - Measuring, testing, or signalling instruments