Inventor · disambiguated record
David A. Chang
Also filed as: CHANG DAVID A · CHANG DAVID AUGUSTUS
5 granted patents·38 citations·filing 1996–2006
77Inventor score
Top patents by PatentIndex Score
5 records- 0174US7462289B2Dispenser for a tablet, and methods of useRECKITT BENCKISER INC·Filed 2006·Granted Dec 9, 2008·5 cites·8 claims
- 0265US5688435APigmented rheopectic cleaning compositions with thixotropic propertiesRECKITT & COLMAN INC·Filed 1996·Granted Nov 18, 1997·25 cites·6 claims
- 0339USD395071SIn-tank toilet dispenserRECKITT & COLMAN INC·Filed 1997·Granted Jun 9, 1998·4 cites·1 claims
- 0433USD392021SIn-tank toilet dispenserRECKITT & COLMAN INC·Filed 1997·Granted Mar 10, 1998·2 cites·1 claims
- 0533USD392022SIn-tank toilet dispenserRECKITT & COLMAN INC·Filed 1997·Granted Mar 10, 1998·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →