Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6906975 | Reference voltage generating circuit of nonvolatile ferroelectric memory device | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2005-06-14 |
| 6879510 | Nonvolatile ferroelectric memory device and method for operating the same | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2005-04-12 |
| 6868003 | Magnetic random access memory | Hee Bok Kang, Geun Il Lee, Jung-Hwan Kim, Hun Woo Kye, Duck Ju Kim | 2005-03-15 |
| 6845030 | Nonvolatile ferroelectric memory device and method of fabricating the same | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2005-01-18 |
| 6845031 | Nonvolatile ferroelectric memory device and method for driving the same | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2005-01-18 |
| 6836425 | CODING CELL OF NONVOLATILE FERROELECTRIC MEMORY DEVICE AND OPERATING METHOD THEREOF, AND COLUMN REPAIR CIRCUIT OF NONVOLATILE FERROELECTRIC MEMORY DEVICE HAVING THE CODING CELL AND METHOD FOR REPAIRING COLUMN | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2004-12-28 |
| 6791861 | Ferroelectric memory device and a method for driving the same | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2004-09-14 |
| 6775172 | Nonvolatile ferroelectric memory and method for driving the same | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2004-08-10 |
| 6754096 | Apparatus and method for driving ferroelectric memory | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2004-06-22 |
| 6751137 | Column repair circuit in ferroelectric memory | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2004-06-15 |
| 6700812 | Nonvolatile ferroelectric memory device and method for driving the same | Hee Bok Kang, Hun Woo Kye, Geun Il Lee, Jung-Hwan Kim | 2004-03-02 |
| 6687173 | Circuit for testing ferroelectric capacitor in FRAM | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim, Geun Il Lee | 2004-02-03 |
| 6654274 | Ferroelectric memory and method for driving the same | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim, Geun Il Lee | 2003-11-25 |
| 6639857 | CODING CELL OF NONVOLATILE FERROELECTRIC MEMORY DEVICE AND OPERATING METHOD THEREOF, AND COLUMN REPAIR CIRCUIT OF NONVOLATILE FERROELECTRIC MEMORY DEVICE HAVING THE CODING CELL AND METHOD FOR REPAIRING COLUMN | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2003-10-28 |
| 6600675 | Reference circuit in ferroelectric memory and method for driving the same | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim, Geun Lee | 2003-07-29 |
| 6597608 | CODING CELL OF NONVOLATILE FERROELECTRIC MEMORY DEVICE AND OPERATING METHOD THEREOF, AND COLUMN REPAIR CIRCUIT OF NONVOLATILE FERROELECTRIC MEMORY DEVICE HAVING THE CODING CELL AND METHOD FOR REPAIRING COLUMN | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim, Geun Lee | 2003-07-22 |
| 6498745 | Circuit for generating timing of reference plate line in nonvolatile ferroelectric memory device and method for driving reference cell | Hee Bok Kang, Hun Woo Kye | 2002-12-24 |
| 6490189 | Boost voltage generating circuit for nonvolatile ferroelectric memory device and method for generating boost voltage | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2002-12-03 |
| 6483738 | Method for driving nonvolatile ferroelectric memory device | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2002-11-19 |
| 6480410 | Nonvolatile ferroelectric memory device and method for driving the same | Hee Bok Kang, Hun Woo Kye, Duck Ju Kim | 2002-11-12 |
| 6215691 | Cell structure of ferroelectric memory device | Duck Ju Kim | 2001-04-10 |