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Shigeru Mizusawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic tape cassette with tape protective closure and lock mechanism
Patent number
RE34927
Issue date
May 2, 1995
Sony Corporation
Hiroshi Meguro
360 - Dynamic magnetic information storage or retrieval
Information
Patent Grant
Magnetic tape cassette with tape protective closure and lock mechanism
Patent number
4,881,137
Issue date
Nov 14, 1989
Sony Corporation
Hiroshi Meguro
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape cassette with tape protective closure and lock mechanism
Patent number
4,843,510
Issue date
Jun 27, 1989
Sony Corporation
Hiroshi Meguro
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
CONNECTION UNIT AND ELECTRONIC APPARATUS
Publication number
20130163186
Publication date
Jun 27, 2013
SONY CORPORATION
Shigeru Mizusawa
G06 - COMPUTING CALCULATING COUNTING