Assignee
EDU SCIENCE H K LTD
HK·5 granted patents·34 citations·filing 1997–1999
Top patents by PatentIndex Score
5 records- 0162USD425624SPetri dishEDU SCIENCE H K LTD·Filed 1999·Granted May 23, 2000·12 cites·1 claims
- 0261USD401977SToy periscopeEDU SCIENCE H K LTD·Filed 1997·Granted Dec 1, 1998·12 cites·1 claims
- 0346USD401976SToy microscopeEDU SCIENCE H K LTD·Filed 1997·Granted Dec 1, 1998·6 cites·1 claims
- 0433USD401978SToy telescopeEDU SCIENCE H K LTD·Filed 1997·Granted Dec 1, 1998·2 cites·1 claims
- 0532USD401634SToy pinhole cameraEDU SCIENCE H K LTD·Filed 1997·Granted Nov 24, 1998·2 cites·1 claims
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