Assignee
ZHAO JUNHUI
CN·1 granted patent·1 pending application·36 citations·filing 2009–2011
Technology mixG01S2
Top patents by PatentIndex Score
2 records- 0187US8203910B2Autonomous ultrasonic indoor location system, apparatus and methodZHAO JUNHUI·Filed 2009·Granted Jun 19, 2012·36 cites·22 claims
- 0235US2011306370A1Receiver system, method for arranging the receiver system and positioning system comprising the receiver systemZHAO JUNHUI·Filed 2011·Application pending·0 cites
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