Inventor · disambiguated record
Han-Yu Chang
Also filed as: CHANG HAN-YU
1 granted patent·2 pending applications·0 citations·filing 2008–2019
10Inventor score
Top patents by PatentIndex Score
3 records- 0151US11287253B2Device and method applicable for measuring ultrathin thickness of film on substrateIND TECH RES INST·Filed 2019·Granted Mar 29, 2022·0 cites·20 claims
- 0234US2008185598A1Light emitting deviceLUO MEI-YUH·Filed 2008·Application pending·0 cites
- 0323US2019302052A1Handheld heavy metal rapid detection systemACCUSENSING TECH CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →