Inventor · disambiguated record
Derrick Chang
Also filed as: CHANG DERRICK
2 granted patents·13 citations·filing 2014–2015
57Inventor score
Technology areasA45D
Files withHCT GROUP HOLDINGS LTD2
Top patents by PatentIndex Score
2 recordsIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →