IP Library › Granted Patent US 11,533,572
Granted Patent Utility
US 11,533,572 · Confirmation No. 1788

SYSTEMS AND METHODS FOR SUPPRESSING SOUND LEAKAGE

Inventors: Xin QI, Fengyun LIAO
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2022-11-30 ISSUE.NTF Issue Notification 1 View
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Quick Facts
Patent No.
US 11,533,572
App. No.
17/169,751
Filed
2021-02-08
Granted
2022-12-20
Pub. No.
US20210168523A1
Art Unit
2651
PTA
-53 days