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Saijo, JA
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last 30 patents
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Patent Grant
Rotary head type magnetic tape video recording-reproducing device
Patent number
4,011,588
Issue date
Mar 8, 1977
Matsushita Electric Industrial Co., Ltd.
Fujio Yasuda
G11 - INFORMATION STORAGE
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Patent Grant
Helical scan type tape cassette having tape threading means
Patent number
3,947,892
Issue date
Mar 30, 1976
Matsushita Electric Industrial Company, Ltd.
Teruo Saito
G11 - INFORMATION STORAGE