Inventor · disambiguated record
O-Cheng Chang
Also filed as: CHANG O-CHENG
2 granted patents·3 pending applications·3 citations·filing 2007–2024
40Inventor score
Top patents by PatentIndex Score
5 records- 0169US2025053380A1Execution Circuitry for Floating-Point Power OperationAPPLE INC·Filed 2024·Application pending·0 cites
- 0262US12118332B2Execution circuitry for floating-point power operationAPPLE INC·Filed 2022·Granted Oct 15, 2024·0 cites·16 claims
- 0359US2020241876A1Range Mapping of Input Operands for Transcendental FunctionsAPPLE INC·Filed 2020·Application pending·0 cites
- 0458US8498667B2System and method for mixing audio with ringtone dataCHANG O-CHENG·Filed 2007·Granted Jul 30, 2013·3 cites·29 claims
- 0549US2019250917A1Range Mapping of Input Operands for Transcendental FunctionsAPPLE INC·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →