Inventor · disambiguated record
Feng-Yuan Chang
Also filed as: CHANG FENG-YUAN
2 granted patents·2 pending applications·24 citations·filing 2001–2022
60Inventor score
Top patents by PatentIndex Score
4 records- 0180US7707536B2V-shaped multilevel full-chip gridless routingSPRINGSOFT USA INC·Filed 2007·Granted Apr 27, 2010·16 cites·24 claims
- 0262US6582858B2Alternating phase shifting maskUNITED MICROELECTRONICS CORP·Filed 2001·Granted Jun 24, 2003·8 cites·14 claims
- 0355US2023008957A1Lithography focus control methodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Application pending·0 cites
- 0431US2003051224A1Aggressive optical proximity correction methodFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →