Kwean; Ki-Chang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kwean; Ki-Chang.The latest application filed is for "nonvolatile memory and semiconductor device including the same".

Company Profile

0.43.44

Kwean; Ki-Chang - Gyeonggi-do KR
Kwean; Ki Chang - Icheon-si KR
KWEAN; Ki Chang - Icheon-si Gyeonggi-do KR
Kwean; Ki-Chang - Kyoungki-do N/A KR
Kwean; Ki Chang - Ichon-shi KR
Kwean; Ki Chang - Icheon-shi KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Nonvolatile memory and semiconductor device including the same Grant 10,127,999 - Yoon , et al. November 13, 2	2018-11-13
Stacked semiconductor apparatus being electrically connected through through-via and monitoring method Grant 9,559,677 - Lee , et al. January 31, 2	2017-01-31
Nonvolatile Memory And Semiconductor Device Including The Same App 20170004891 - YOON; Hyun-Su ; et al.	2017-01-05
Nonvolatile memory and semiconductor device including the same Grant 9,471,420 - Yoon , et al. October 18, 2	2016-10-18
Memory system and method for operating the same Grant 9,437,275 - Kim , et al. September 6, 2	2016-09-06
Memory device Grant 9,373,422 - Kwean June 21, 2	2016-06-21
Strobe signal generation device and memory apparatus using the same Grant 9,324,394 - Byun , et al. April 26, 2	2016-04-26
Address detection circuit and memory including the same Grant 9,286,157 - Joo , et al. March 15, 2	2016-03-15
Stacked Semiconductor Apparatus Being Electrically Connected Through Through-via And Monitoring Method App 20150358010 - LEE; Sang Ho ; et al.	2015-12-10
Semiconductor memory device with high-speed data transmission capability, system having the same, and method for operating the same Grant 9,058,437 - Bae , et al. June 16, 2	2015-06-16
Memory System And Method For Operating The Same App 20150120999 - KIM; Jung-Hyun ; et al.	2015-04-30
Address Detection Circuit And Memory Including The Same App 20150089326 - JOO; Min-Ho ; et al.	2015-03-26
Strobe Signal Generation Device And Memory Apparatus Using The Same App 20150063044 - BYUN; Hee Jin ; et al.	2015-03-05
Semiconductor memory, memory system, and operation method thereof Grant 8,947,955 - Byun , et al. February 3, 2	2015-02-03
Nonvolatile Memory And Semiconductor Device Including The Same App 20150006995 - YOON; Hyun-Su ; et al.	2015-01-01
Integrated circuit, system including the same, and operation method of the system Grant 8,902,684 - Kwean December 2, 2	2014-12-02
Memory device and operating method of memory device and memory system Grant 8,897,087 - Yoon , et al. November 25, 2	2014-11-25
Memory Device And Operating Method Of Memory Device And Memory System App 20140301150 - YOON; Hyun-Su ; et al.	2014-10-09
Semiconductor Memory, Memory System, And Operation Method Thereof App 20140185396 - BYUN; Hee-Jin ; et al.	2014-07-03
Memory, Memory Controller, Memory System Including The Memory And The Memory Controller, And Operating Method Of The Memory System App 20140181456 - KWEAN; Ki-Chang	2014-06-26
Semiconductor memory device having redundancy circuit for repairing defective unit cell Grant 8,737,146 - Kim , et al. May 27, 2	2014-05-27
Semiconductor memory device and method for operating the same Grant 8,634,265 - Kim , et al. January 21, 2	2014-01-21
Integrated Circuit, System Including The Same, And Operation Method Of The System App 20130044553 - KWEAN; Ki-Chang	2013-02-21
Refresh operation control circuit, semiconductor memory device including the same, and refresh operation control method Grant 8,379,471 - Kwean February 19, 2	2013-02-19
Repair circuit and repair method of semiconductor memory apparatus Grant 8,315,116 - Kim , et al. November 20, 2	2012-11-20
Semiconductor Memory Device With High-speed Data Transmission Capability, System Having The Same, And Method For Operating The Same App 20120284470 - Bae; Ji-Hyae ; et al.	2012-11-08
Fuse circuit and operation method thereof Grant 8,274,321 - Chi , et al. September 25, 2	2012-09-25
Semiconductor memory device with high-speed data transmission capability, system having the same, and method for operating the same Grant 8,248,873 - Bae , et al. August 21, 2	2012-08-21
Refresh Operation Control Circuit, Semiconductor Memory Device Including The Same, And Refresh Operation Control Method App 20120106277 - KWEAN; Ki-Chang	2012-05-03
Repair Circuit And Repair Method Of Semiconductor Memory Apparatus App 20110267908 - KIM; Je Yoon ; et al.	2011-11-03
Semiconductor memory device having common circuitry for controlling address and data mask information Grant 8,045,397 - Kwean October 25, 2	2011-10-25
Semiconductor Memory Device And Method For Operating The Same App 20110235452 - Kim; Kwi-Dong ; et al.	2011-09-29
Fuse Circuit And Repair Control Circuit Using The Same App 20110235453 - CHI; Sung-Soo ; et al.	2011-09-29
Semiconductor Memory Device Having Redundancy Circuit For Repairing Defective Unit Cell App 20110158012 - KIM; Kwi-Dong ; et al.	2011-06-30
Internal Voltage Generation Circuit App 20110156808 - IM; Jong-Man ; et al.	2011-06-30
Semiconductor Memory Device And Method For Operating The Same App 20110141830 - CHI; Sung-Soo ; et al.	2011-06-16
Buffer control circuit of memory device Grant 7,961,528 - Yang , et al. June 14, 2	2011-06-14
Fuse Circuit And Operation Method Thereof App 20110128068 - CHI; Sung-Soo ; et al.	2011-06-02
Semiconductor memory device and method for testing the same Grant 7,872,940 - Kwean January 18, 2	2011-01-18
Buffer Control Circuit of Memory Device App 20100254200 - Yang; Sun-Suk ; et al.	2010-10-07
Buffer control circuit of memory device Grant 7,760,557 - Yang , et al. July 20, 2	2010-07-20
Semiconductor memory device with reduced number of channels for test operation Grant 7,755,959 - Kwean July 13, 2	2010-07-13
Semiconductor Memory Device App 20100164540 - Kwean; Ki-Chang	2010-07-01
Data input circuit of semiconductor memory apparatus and method of inputting the data Grant 7,742,345 - Kwean June 22, 2	2010-06-22
Semiconductor device Grant 7,679,981 - Moon , et al. March 16, 2	2010-03-16
Circuit and method for controlling termination impedance Grant 7,667,483 - Kwean February 23, 2	2010-02-23
Circuit And Method For Controlling Termination Impedance App 20090261856 - KWEAN; Ki-Chang	2009-10-22
Semiconductor Device App 20090185433 - Moon; Hyung Wook ; et al.	2009-07-23
Semiconductor memory device and method for testing the same App 20090154271 - Kwean; Ki-Chang	2009-06-18
Step-up voltage generator for semiconductor memory and method for controlling the same Grant 7,538,601 - Kwean May 26, 2	2009-05-26
Semiconductor memory device with high-speed data transmission capability, system having the same, and method for operating the same App 20090119419 - Bae; Ji-Hyae ; et al.	2009-05-07
Semiconductor device Grant 7,529,146 - Moon , et al. May 5, 2	2009-05-05
Buffer control circuit of memory device App 20090067260 - Yang; Sun-Suk ; et al.	2009-03-12
Semiconductor Memory Device App 20090006731 - Kwean; Ki-Chang	2009-01-01
Semiconductor memory device with reduced number of channels for test operation App 20080304345 - Kwean; Ki-Chang	2008-12-11
Synchronous semiconductor memory device for reducing power consumption Grant 7,428,183 - Kwack , et al. September 23, 2	2008-09-23
Data output device and method of semiconductor device Grant 7,423,914 - Kwack , et al. September 9, 2	2008-09-09
Data input circuit of semiconductor memory apparatus and method of inputting the data App 20080062774 - Kwean; Ki Chang	2008-03-13
Step-up voltage generator for semiconductor memory and method for controlling the same App 20080042728 - Kwean; Ki Chang	2008-02-21
Data acceleration device and data transmission apparatus using the same Grant 7,319,342 - Kwean January 15, 2	2008-01-15
Data acceleration device and data transmission apparatus using the same Grant 7,256,609 - Kwean August 14, 2	2007-08-14
Data Acceleration Device and Data Transmission Apparatus Using the Same App 20070126461 - Kwean; Ki Chang	2007-06-07
Voltage up converter Grant 7,221,573 - Kwean May 22, 2	2007-05-22
Semiconductor device App 20070081404 - Moon; Hyung Wook ; et al.	2007-04-12
Synchronous semiconductor memory device for reducing power consumption App 20070041254 - Kwack; Seung-Wook ; et al.	2007-02-22
Data Output Device and Method of Semiconductor Device App 20070011481 - Kwack; Seung Wook ; et al.	2007-01-11
Data Output Device and Method of Semiconductor Device App 20070008008 - Kwack; Seung ; et al.	2007-01-11
Synchronous semiconductor memory device for reducing power consumption Grant 7,139,210 - Kwack , et al. November 21, 2	2006-11-21
Internal voltage generating circuit App 20060221749 - Kwean; Ki-Chang	2006-10-05
Semiconductor memory device for reducing current consumption in operation Grant 7,057,966 - Kang , et al. June 6, 2	2006-06-06
Memory device having repeaters Grant 7,054,220 - Kwean May 30, 2	2006-05-30
Data acceleration device and data transmission apparatus using the same App 20060076976 - Kwean; Ki Chang	2006-04-13
Synchronous semiconductor memory device for reducing power consumption App 20050242853 - Kwack, Seung-Wook ; et al.	2005-11-03
Voltage up converter App 20050231985 - Kwean, Ki Chang	2005-10-20
Semiconductor memory device for reducing current consumption in operation App 20050140969 - Kang, Shin-Deok ; et al.	2005-06-30
Semiconductor memory device having advanced data strobe circuit Grant 6,909,643 - Kwean June 21, 2	2005-06-21
Auto refresh control circuit of semiconductor memory device Grant 6,906,976 - Kwean June 14, 2	2005-06-14
Memory device having repeaters App 20050013191 - Kwean, Ki Chang	2005-01-20
Semiconductor memory device having advanced data strobe circuit App 20040218424 - Kwean, Ki-Chang	2004-11-04
Auto refresh control circuit of semiconductor memory device App 20040125679 - Kwean, Ki Chang	2004-07-01
Memory device having data bus lines of uniform length Grant 6,072,744 - Kwean June 6, 2	2000-06-06

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