Park; Keeyoung

Patent Applications and Registrations

Patent applications and USPTO patent grants for Park; Keeyoung.The latest application filed is for "methods of using surface treatment compositions".

Company Profile

9.9.13

Park; Keeyoung - Shizuoka JP
Park; Keeyoung - Gilbert AZ
PARK; Keeyoung - Haibara-gun JP
Park; Keeyoung - Suwon 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
Ruthenium removal composition and method of producing magnetoresistive random access memory Grant 11,456,412 - Park , et al. September 27, 2	2022-09-27
Methods of using surface treatment compositions Grant 11,447,642 - Wojtczak , et al. September 20, 2	2022-09-20
Surface treatment compositions and articles containing same Grant 11,174,394 - Wojtczak , et al. November 16, 2	2021-11-16
Methods Of Using Surface Treatment Compositions App 20210122925 - Wojtczak; William A. ; et al.	2021-04-29
Surface Treatment Compositions and Methods App 20210057210 - Wojtczak; William A. ; et al.	2021-02-25
Ruthenium Removal Composition And Method Of Producing Magnetoresistive Random Access Memory App 20200295258 - PARK; Keeyoung ; et al.	2020-09-17
Ruthenium removal composition and method of producing magnetoresistive random access memory Grant 10,714,682 - Park , et al.	2020-07-14
Cleaning compositions and methods of use therefor Grant 10,619,126 - Sugishima , et al.	2020-04-14
Surface treatment methods and compositions therefor Grant 10,593,538 - Wojtczak , et al.	2020-03-17
Surface Treatment Compositions and Methods App 20200035494 - Wojtczak; William A. ; et al.	2020-01-30
Cleaning formulations for removing residues on semiconductor substrates Grant 10,533,146 - Park , et al. Ja	2020-01-14
Surface Treatment Compositions And Methods App 20190211210 - Wojtczak; William A. ; et al.	2019-07-11
Ruthenium Removal Composition And Method Of Producing Magnetoresistive Random Access Memory App 20190148634 - PARK; Keeyoung ; et al.	2019-05-16
Surface Treatment Methods And Compositions Therefor App 20180277357 - Wojtczak; William A. ; et al.	2018-09-27
MRAM dry etching residue removal composition, method of producing magnetoresistive random access memory, and cobalt removal composition Grant 10,049,883 - Park , et al. August 14, 2	2018-08-14
Cleaning Compositions And Methods Of Use Therefor App 20180201884 - Sugishima; Yasuo ; et al.	2018-07-19
Cleaning Formulations For Removing Residues On Semiconductor Substrates App 20180100128 - Park; Keeyoung ; et al.	2018-04-12
Pattern Processing Method, Method For Manufacturing Semiconductor Substrate Product, And Pretreatment Liquid For Pattern Structure App 20170365486 - PARK; Keeyoung ; et al.	2017-12-21
Etching liquid, kit of same, etching method using same, method for producing semiconductor substrate product, and method for manufacturing semiconductor element Grant 9,809,746 - Sugishima , et al. November 7, 2	2017-11-07
Mram Dry Etching Residue Removal Composition, Method Of Producing Magnetoresistive Random Access Memory, And Cobalt Removal Composition App 20170229308 - PARK; Keeyoung ; et al.	2017-08-10
Ruthenium Removal Composition And Method Of Producing Magnetoresistive Random Access Memory App 20170222138 - PARK; Keeyoung ; et al.	2017-08-03
Localization System And Method For Mobile Object Using Wireless Communication App 20090265133 - Baek; Moonhong ; et al.	2009-10-22

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.