IP Library › Patent Application 09948508
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App. No. 09/948,508 · Confirmation No. 1010

QUASI-THREE-DIMENSIONAL METHOD AND APPARATUS TO DETECT AND LOCALIZE INTERACTION OF USER-OBJECT AND VIRTUAL TRANSFER DEVICE

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Quick Facts
App. No.
09/948,508
Filed
2001-09-07
Granted
2004-03-23
Pub. No.
US20020021287A1
Art Unit
2675
PTA
-120 days