Assignee

CHANG TIEN-TSAI

2 granted patents·26 citations·filing 2004–2006

Technology mixA01G1 A61H1 A61M1

Top patents by PatentIndex Score

2 records

0187US7240457B1Fluid supplyier adapted to potted plantsCHANG TIEN-TSAI·Filed 2006·Granted Jul 10, 2007·25 cites·2 claims
0252US7219667B2Hand press type rapid positioning first-aid device with cardiopulmonary resuscitationCHANG TIEN-TSAI·Filed 2004·Granted May 22, 2007·1 cites·15 claims

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