Yun; Doo-Sung

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yun; Doo-Sung.The latest application filed is for "method of manufacturing semiconductor device using a plurality of etch stop layers".

Company Profile

3.14.13

Yun; Doo-Sung - Yongin-si KR
Yun; Doo-Sung - Suwon-si N/A 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
Chemical supplier, processing apparatus including the chemical supplier Grant 10,297,474 - Park , et al.	2019-05-21
Method of manufacturing semiconductor device using a plurality of etch stop layers Grant 10,192,782 - Lee , et al. Ja	2019-01-29
Method Of Manufacturing Semiconductor Device Using A Plurality Of Etch Stop Layers App 20160133512 - LEE; Woojin ; et al.	2016-05-12
Method of fabricating semiconductor device Grant 9,054,210 - Park , et al. June 9, 2	2015-06-09
Semiconductor device and method of fabricating the same Grant 9,040,415 - Park , et al. May 26, 2	2015-05-26
Semiconductor Device And Method Of Fabricating The Same App 20150050793 - PARK; Sang-Jine ; et al.	2015-02-19
Chemical Supplier, Processing Apparatus Including The Chemical Supplier App 20140231010 - PARK; Sang-Jine ; et al.	2014-08-21
Semiconductor memory devices having variable resistor and methods of fabricating the same Grant 8,766,232 - Choi , et al. July 1, 2	2014-07-01
Methods for fabricating semiconductor devices Grant 8,709,942 - Park , et al. April 29, 2	2014-04-29
Methods of fabricating semiconductor devices Grant 8,673,724 - Park , et al. March 18, 2	2014-03-18
Methods of Fabricating Semiconductor Devices App 20130115759 - Park; Sang-Jine ; et al.	2013-05-09
Methods for fabricating semiconductor devices Grant 8,404,580 - Park , et al. March 26, 2	2013-03-26
Methods For Fabricating Semiconductor Devices App 20130023119 - Park; Sang-Jine ; et al.	2013-01-24
Method Of Fabricating Semiconductor Device App 20130023100 - PARK; Sang-Jine ; et al.	2013-01-24
Methods For Fabricating Semiconductor Devices App 20120309189 - Park; Sang-Jine ; et al.	2012-12-06
Semiconductor Memory Devices Having Variable Resistor And Methods Of Fabricating The Same App 20120091422 - Choi; Sukhun ; et al.	2012-04-19

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.