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Kaoru Tatsumi
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Sagamihara-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Receiver in digital radio communication device with selective equal...
Patent number
5,648,986
Issue date
Jul 15, 1997
Kabushiki Kaisha Toshiba
Kaoru Tatsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital radio telephone apparatus having an equalizer selectively e...
Patent number
5,450,442
Issue date
Sep 12, 1995
Kabushiki Kaisha Toshiba
Yuji Umemoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone systems
Patent number
4,600,809
Issue date
Jul 15, 1986
Kabushiki Kaisha Toshiba
Kaoru Tatsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Apparatus for recording and reproducing audio data
Publication number
20020151324
Publication date
Oct 17, 2002
Kabushiki Kaisha Toshiba
Kaoru Tatsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE