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Patent applications and USPTO patent grants for Choi; Chang-han.The latest application filed is for "phase-change random access memory devices and related methods of operation".
Patent | Date |
---|---|
Methods of operating phase-change random access memory devices Grant 7,848,165 - Choi , et al. December 7, 2 | 2010-12-07 |
PRAM and method of firing memory cells Grant 7,746,688 - Kim , et al. June 29, 2 | 2010-06-29 |
Phase change random access memory and method of testing the same Grant 7,573,766 - Choi , et al. August 11, 2 | 2009-08-11 |
Phase-change Random Access Memory Devices And Related Methods Of Operation App 20090175072 - Choi; Chang-han ;   et al. | 2009-07-09 |
Pram And Method Of Firing Memory Cells App 20080106930 - KIM; Hye-jin ;   et al. | 2008-05-08 |
Phase change random access memory and method of testing the same App 20080062741 - Choi; Byung-gil ;   et al. | 2008-03-13 |
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