Ahn; Chang-Yong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ahn; Chang-Yong.The latest application filed is for "semiconductor memory device".

Company Profile

1.24.26

Ahn; Chang-Yong - Seoul KR
AHN; Chang Yong - Gyeonggi-do KR
Ahn; Chang Yong - Icheon-si KR
AHN; Chang Yong - Icheon-si Gyeonggi-do 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
Semiconductor memory device Grant 11,037,623 - Ahn , et al. June 15, 2	2021-06-15
Semiconductor Memory Device App 20200234764 - AHN; Chang-Yong ; et al.	2020-07-23
Semiconductor Memory Apparatus And Operating Method App 20180261263 - AHN; Chang Yong ; et al.	2018-09-13
Semiconductor memory apparatus and operating method Grant 9,997,211 - Ahn , et al. June 12, 2	2018-06-12
Analog capacitor Grant 9,893,143 - Cheon , et al. February 13, 2	2018-02-13
Test Apparatus, Memory Test System, And Test Method App 20170372792 - KIM; Hak Song ; et al.	2017-12-28
Memory Apparatus And Reference Voltage Setting Method Thereof App 20170358351 - AHN; Chang Yong	2017-12-14
Memory apparatus and reference voltage setting method thereof Grant 9,842,648 - Ahn December 12, 2	2017-12-12
Semiconductor Memory Apparatus And Operating Method App 20170337950 - AHN; Chang Yong ; et al.	2017-11-23
Analog Capacitor App 20170288012 - CHEON; Jun Ho ; et al.	2017-10-05
Digital low drop-out regulator and resistive memory device using the same Grant 9,734,904 - Cho , et al. August 15, 2	2017-08-15
Semiconductor memory apparatus Grant 9,666,247 - Ahn , et al. May 30, 2	2017-05-30
Tracking area management Grant 9,648,660 - Ban , et al. May 9, 2	2017-05-09
Word line driver circuit and resistance variable memory apparatus having the same Grant 9,508,411 - Ahn , et al. November 29, 2	2016-11-29
Semiconductor Memory Apparatus App 20160260464 - AHN; Chang Yong ; et al.	2016-09-08
Digital to analog converter Grant 9,379,725 - Ahn , et al. June 28, 2	2016-06-28
Semiconductor memory apparatus and test method thereof Grant 9,368,236 - Ahn , et al. June 14, 2	2016-06-14
Semiconductor memory apparatus Grant 9,368,171 - Ahn , et al. June 14, 2	2016-06-14
Write driver, variable resistance memory apparatus including the same, and operation method Grant 9,355,720 - Ahn , et al. May 31, 2	2016-05-31
Digital To Analog Converter App 20160105192 - AHN; Chang Yong ; et al.	2016-04-14
Semiconductor Memory Apparatus App 20160064051 - AHN; Chang Yong ; et al.	2016-03-03
Write Driver, Resistance Variable Memory Apparatus Including The Same, And Operation Method App 20160042788 - AHN; Chang Yong ; et al.	2016-02-11
Apparatus and method for controlling handover to prevent femtocell interference Grant 9,241,290 - Choi , et al. January 19, 2	2016-01-19
Word Line Driver Circuit And Resistance Variable Memory Apparatus Having The Same App 20150364174 - AHN; Chang Yong ; et al.	2015-12-17
Semiconductor Memory Apparatus And Test Method Thereof App 20150357048 - AHN; Chang Yong ; et al.	2015-12-10
Handover in long term evolution network Grant 9,055,498 - Ban , et al. June 9, 2	2015-06-09
Nonvolatile memory apparatus and method for driving the same Grant 8,897,058 - Ahn November 25, 2	2014-11-25
Semiconductor memory device capable of measuring write current and method for measuring write current Grant 8,891,323 - Ahn , et al. November 18, 2	2014-11-18
Apparatus And Method For Controlling Handover To Prevent Femtocell Interference App 20140323134 - CHOI; Byoung-Jin ; et al.	2014-10-30
Nonvolatile memory apparatus Grant 8,873,322 - Ahn , et al. October 28, 2	2014-10-28
Variable resistance memory device and data storage device including the same Grant 8,848,420 - Ahn , et al. September 30, 2	2014-09-30
Programming pulse generation circuit and non-volatile memory apparatus having the same Grant 8,837,253 - Ahn , et al. September 16, 2	2014-09-16
Adaptively controlling prefix length Grant 8,787,260 - Ban , et al. July 22, 2	2014-07-22
Nonvolatile Memory Apparatus App 20140177368 - AHN; Chang Yong ; et al.	2014-06-26
Semiconductor Memory Device Capable Of Measuring Write Current And Method For Measuring Write Current App 20140063905 - AHN; Chang Yong ; et al.	2014-03-06
Nonvolatile Memory Apparatus And Method For Driving The Same App 20140063896 - AHN; Chang Yong	2014-03-06
Tracking Area Management App 20130337797 - BAN; Tae-Won ; et al.	2013-12-19
Variable Resistance Memory Device And Data Storage Device Including The Same App 20130322155 - AHN; Chang Yong ; et al.	2013-12-05
Programming Pulse Generation Circuit And Non-volatile Memory Apparatus Having The Same App 20130163349 - AHN; Chang Yong ; et al.	2013-06-27
Handover In Long Term Evolution Network App 20130034081 - BAN; Tae-Won ; et al.	2013-02-07
Adaptively Controlling Prefix Length App 20120263108 - BAN; Tae-Won ; et al.	2012-10-18
Apparatus And Method For Controlling Handover To Prevent Femtocell Interference App 20120214495 - Choi; Byoung-Jin ; et al.	2012-08-23
Method And Device For Calculating Quality-value Of In-building Mobile Communication Service App 20110035191 - Roh; Jin-Yeol ; et al.	2011-02-10

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.