Inventor · disambiguated record
Wu-Chang Chang
Also filed as: CHANG WU-CHANG
9 granted patents·3 pending applications·58 citations·filing 2004–2023
84Inventor score
Files withEMEMORY TECHNOLOGY INC12
Top patents by PatentIndex Score
12 records- 0184US7450418B2Non-volatile memory and operating method thereofEMEMORY TECHNOLOGY INC·Filed 2006·Granted Nov 11, 2008·18 cites·15 claims
- 0280US9882566B1Driving circuit for non-volatile memoryEMEMORY TECHNOLOGY INC·Filed 2017·Granted Jan 30, 2018·4 cites·19 claims
- 0371US7576593B2Two-phase charge pump circuit without body effectEMEMORY TECHNOLOGY INC·Filed 2008·Granted Aug 18, 2009·9 cites·5 claims
- 0470US7123077B2Four-phase charge pump circuit with reduced body effectEMEMORY TECHNOLOGY INC·Filed 2004·Granted Oct 17, 2006·27 cites·6 claims
- 0565US12294367B2Level shifter with voltage stress durability and method for driving the sameEMEMORY TECHNOLOGY INC·Filed 2023·Granted May 6, 2025·0 cites·17 claims
- 0659US10714155B2Charge pump circuit with low reverse current and low peak currentEMEMORY TECHNOLOGY INC·Filed 2019·Granted Jul 14, 2020·0 cites·7 claims
- 0755US10224079B2Charge pump circuit with low reverse current and low peak currentEMEMORY TECHNOLOGY INC·Filed 2017·Granted Mar 5, 2019·0 cites·9 claims
- 0855US10003258B2Charge pump circuit with a low reverse currentEMEMORY TECHNOLOGY INC·Filed 2017·Granted Jun 19, 2018·0 cites·20 claims
- 0950US2016006349A1Four-phase charge pump circuitEMEMORY TECHNOLOGY INC·Filed 2014·Application pending·0 cites
- 1046US2016006348A1Charge pump apparatusEMEMORY TECHNOLOGY INC·Filed 2014·Application pending·0 cites
- 1142US10333396B2Four-phase charge pump circuitEMEMORY TECHNOLOGY INC·Filed 2018·Granted Jun 25, 2019·0 cites·16 claims
- 1239US2008246536A1Two-phase charge pump circuit without body effectEMEMORY TECHNOLOGY INC·Filed 2007·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →