4. Information security
  5. Prevention of unauthorized use of data including prevention...
  6. Access control

Hyung Sun Kim

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Carbonaceous materials coated with a metal or metal oxide, a...

Metal working – Method of mechanical manufacture – Electrical device making
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Copy protection method and system for digital media

Information security – Prevention of unauthorized use of data including prevention... – Access control
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Copy protection method and system for digital media

Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate

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Lithium secondary battery comprising a super fine fibrous...

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer – spacer or materials for use therewith
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Method and apparatus of recording a high definition digital...

Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
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Profile ID: LFUS-PAI-P-2289636

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