Inventor · disambiguated record
Chang Wan Ha
Also filed as: HA CHANG W · HA CHANG WAN
79 granted patents·5 pending applications·733 citations·filing 1989–2025
99Inventor score
Top patents by PatentIndex Score
84 records- 0198US7453737B2Program method with optimized voltage level for flash memoryMICRON TECHNOLOGY INC·Filed 2007·Granted Nov 18, 2008·83 cites·26 claims
- 0297US10269626B2Stair step formation using at least two masksMICRON TECHNOLOGY INC·Filed 2018·Granted Apr 23, 2019·12 cites·6 claims
- 0397US7239557B2Program method with optimized voltage level for flash memoryMICRON TECHNOLOGY INC·Filed 2005·Granted Jul 3, 2007·48 cites·47 claims
- 0496US8609536B1Stair step formation using at least two masksHA CHANG WAN·Filed 2012·Granted Dec 17, 2013·27 cites·27 claims
- 0595US9165937B2Semiconductor devices including stair step structures, and related methodsMICRON TECHNOLOGY INC·Filed 2013·Granted Oct 20, 2015·22 cites·29 claims
- 0694US9870941B2Stair step formation using at least two masksMICRON TECHNOLOGY INC·Filed 2016·Granted Jan 16, 2018·7 cites·20 claims
- 0794US5136188AInput/output macrocell for programmable logic deviceHYUNDAI ELECTRONICS IND·Filed 1991·Granted Aug 4, 1992·97 cites·9 claims
- 0892US10942799B1Defective bit line management in connection with a memory accessINTEL CORP·Filed 2019·Granted Mar 9, 2021·9 cites·10 claims
- 0992US9659950B2Semiconductor devices including stair step structures, and related methodsMICRON TECHNOLOGY INC·Filed 2015·Granted May 23, 2017·11 cites·20 claims
- 1092US9082772B2Stair step formation using at least two masksMICRON TECHNOLOGY INC·Filed 2013·Granted Jul 14, 2015·8 cites·23 claims
- 1190US10468116B2Methods of operating a memory deviceMICRON TECHNOLOGY INC·Filed 2017·Granted Nov 5, 2019·5 cites·19 claims
- 1290US9417685B2Power managementMICRON TECHNOLOGY INC·Filed 2014·Granted Aug 16, 2016·14 cites·40 claims
- 1389US9672156B2Dynamic data caches, decoders and decoding methodsMICRON TECHNOLOGY INC·Filed 2016·Granted Jun 6, 2017·5 cites·16 claims
- 1487US7626865B2Charge pump operation in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2006·Granted Dec 1, 2009·13 cites·11 claims
- 1587US7483334B2Interleaved input signal path for multiplexed inputMICRON TECHNOLOGY INC·Filed 2006·Granted Jan 27, 2009·16 cites·38 claims
- 1686US11393716B2Devices including stair step structures, and related apparatuses and memory devicesMICRON TECHNOLOGY INC·Filed 2020·Granted Jul 19, 2022·1 cites·15 claims
- 1786US10365703B2Power managementMICRON TECHNOLOGY INC·Filed 2018·Granted Jul 30, 2019·5 cites·20 claims
- 1886US9299442B2Dynamic data caches, decoders and decoding methodsMICRON TECHNOLOGY INC·Filed 2014·Granted Mar 29, 2016·7 cites·18 claims
- 1985US8320183B2Controlling a memory device responsive to degradationHA CHANG WAN·Filed 2011·Granted Nov 27, 2012·8 cites·21 claims
- 2084US7359243B2Memory cell repair using fuse programming method in a flash memory deviceMICRON TECHNOLOGY INC·Filed 2007·Granted Apr 15, 2008·12 cites·19 claims
- 2183US9001584B2Sub-block decoding in 3D memoryMICRON TECHNOLOGY INC·Filed 2013·Granted Apr 7, 2015·8 cites·25 claims
- 2283US8656092B2Method for reading a multilevel cell in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2013·Granted Feb 18, 2014·6 cites·20 claims
- 2381US11429469B2Defective bit line management in connection with a memory accessINTEL CORP·Filed 2021·Granted Aug 30, 2022·1 cites·20 claims
- 2481US9666297B1Memory device, memory system including the same and operation method of the memory systemSK HYNIX INC·Filed 2016·Granted May 30, 2017·5 cites·10 claims
- 2580US5852580ARepair fuse circuit in a flash memory deviceHYUNDAI ELECTRONICS IND·Filed 1997·Granted Dec 22, 1998·45 cites·2 claims
- 2678US7663934B2Program method with optimized voltage level for flash memoryMICRON TECHNOLOGY INC·Filed 2008·Granted Feb 16, 2010·7 cites·22 claims
- 2778US7289363B2Memory cell repair using fuse programming method in a flash memory deviceMICRON TECHNOLOGY INC·Filed 2005·Granted Oct 30, 2007·9 cites·19 claims
- 2878US6021067ACircuit of sensing a fuse cell in a flash memoryHYUNDAI ELECTRONICS IND·Filed 1998·Granted Feb 1, 2000·39 cites·9 claims
- 2977US2025322876A1Split block array for 3d nand memoryIntel NDTM US LLC·Filed 2025·Application pending·0 cites
- 3076US7917685B2Method for reading a multilevel cell in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2006·Granted Mar 29, 2011·7 cites·17 claims
- 3175US8287670B2Electronic component bonding method and apparatus using vibration energyKIM KYUNG-SOO·Filed 2010·Granted Oct 16, 2012·2 cites·4 claims
- 3275US6781914B2Flash memory having a flexible bank partitionWINBOND ELECTRONICS CORP·Filed 2001·Granted Aug 24, 2004·22 cites·17 claims
- 3374US8018770B2Program and sense operations in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2008·Granted Sep 13, 2011·7 cites·13 claims
- 3473US10832766B2Program verification time reduction in non-volatile memory devicesINTEL CORP·Filed 2018·Granted Nov 10, 2020·3 cites·14 claims
- 3573US8547754B2Charge pump operation in a non-volatile memory deviceHA CHANG WAN·Filed 2012·Granted Oct 1, 2013·3 cites·20 claims
- 3673US7388789B2NAND memory device and programming methodsMICRON TECHNOLOGY INC·Filed 2005·Granted Jun 17, 2008·6 cites·10 claims
- 3773US5784317AFlash memory device using an operational circuit for bit-by-bit verifying of programmed data in memory cells and method of programming the sameHYUNDAI ELECTRONICS IND·Filed 1996·Granted Jul 21, 1998·35 cites·6 claims
- 3872US8711633B2Dynamic data caches, decoders and decoding methodsHA CHANG WAN·Filed 2011·Granted Apr 29, 2014·2 cites·10 claims
- 3972US7876623B2Program method with optimized voltage level for flash memoryMICRON TECHNOLOGY INC·Filed 2010·Granted Jan 25, 2011·3 cites·18 claims
- 4071US7894264B2Controlling a memory device responsive to degradationMICRON TECHNOLOGY INC·Filed 2007·Granted Feb 22, 2011·6 cites·39 claims
- 4168US10748811B2Memory devices and related methodsMICRON TECHNOLOGY INC·Filed 2019·Granted Aug 18, 2020·0 cites·20 claims
- 4267US9263111B2Sub-block disabling in 3D memoryMICRON TECHNOLOGY INC·Filed 2015·Granted Feb 16, 2016·2 cites·18 claims
- 4366US8375179B2Method for reading a multilevel cell in a non-volatile memory deviceMICRON TECHNOLOGY INC·Filed 2011·Granted Feb 12, 2013·2 cites·17 claims
- 4466US8194466B2Charge pump operation in a non-volatile memory deviceHA CHANG WAN·Filed 2011·Granted Jun 5, 2012·2 cites·12 claims
- 4565US6510084B2Column decoder with increased immunity to high voltage breakdownWINBOND ELECTRONICS CORP·Filed 2001·Granted Jan 21, 2003·14 cites·14 claims
- 4662US7079434B2Noise suppression in memory device sensingMICRON TECHNOLOGY INC·Filed 2004·Granted Jul 18, 2006·9 cites·34 claims
- 4761US10348527B2Testing impedance adjustmentMICRON TECHNOLOGY INC·Filed 2018·Granted Jul 9, 2019·1 cites·20 claims
- 4860US12340845B2Split block array for 3D NAND memoryIntel NDTM US LLC·Filed 2021·Granted Jun 24, 2025·0 cites·12 claims
- 4960US12315573B2Method and apparatus to reduce power consumption of page buffer circuitry in a non-volatile memory deviceIntel NDTM US LLC·Filed 2023·Granted May 27, 2025·0 cites·17 claims
- 5060US9508591B2Stair step formation using at least two masksMICRON TECHNOLOGY INC·Filed 2015·Granted Nov 29, 2016·0 cites·20 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →