Assignee
CHANG HAI-CHIN
1 granted patent·2 pending applications·9 citations·filing 2007–2008
Top patents by PatentIndex Score
3 records- 0166US7663692B2Infrared close-circuit television cameraCHANG HAI-CHIN·Filed 2007·Granted Feb 16, 2010·9 cites·3 claims
- 0232US2010157052A1Close-circuit television camera having an UPS systemCHANG HAI-CHIN·Filed 2008·Application pending·0 cites
- 0331US2010026874A1CCTV Camera Lens Adjustment StructureCHANG HAI-CHIN·Filed 2008·Application pending·0 cites
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