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Chunwon-kun, KR
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last 30 patents
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Patent Grant
Flap of video tape cassette and its installing structure
Patent number
5,138,510
Issue date
Aug 11, 1992
SKC Limited
Su S. Ryu
G11 - INFORMATION STORAGE
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Patent Grant
Support spring for a tape cassette
Patent number
5,094,434
Issue date
Mar 10, 1992
SKC Limited
Su S. Ryu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Tape cartridge with T-shaped braking lever
Patent number
5,091,813
Issue date
Feb 25, 1992
SKC Limited
Su S. Ryu
G11 - INFORMATION STORAGE