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Sujay Sarkar
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Kolkata, IN
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last 30 patents
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Patent Grant
Mobile device access control with two-layered display
Patent number
9,852,314
Issue date
Dec 26, 2017
International Business Machines Corporation
Diptiman Dasgupta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Mobile device access control with two-layered display
Patent number
9,642,012
Issue date
May 2, 2017
International Business Machines Corporation
Diptiman Dasgupta
H04 - ELECTRIC COMMUNICATION TECHNIQUE