LTCAM CO., LTD.

Patent Applications and Registrations

Patent applications and USPTO patent grants for LTCAM CO., LTD..The latest application filed is for "composition for wet etching to silicon nitride".

Company Profile

6.11.7

LTCAM CO., LTD. - Pyeongtaek-si KR
LTCAM CO., LTD. - KR KR
LTCAM CO., LTD. - Pyeongtaek-si, Gyeonggi-do N/A KR
LTCAM CO., LTD. - Pyeongtack-si 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
Etching composition effective to selectively wet etch a silicon nitride film Grant 10,995,268 - Lee , et al. May 4, 2	2021-05-04
Etchant composition with high selectivity to silicon nitride Grant 10,689,572 - Lee , et al.	2020-06-23
Composition For Wet Etching To Silicon Nitride App 20190367811 - LEE; SOK HO ; et al.	2019-12-05
Etchant Composition With High Selectivity To Silicon Nitride App 20190249082 - LEE; Sok Ho ; et al.	2019-08-15
Cleaner composition for process of manufacturing semiconductor and display Grant 9,902,925 - Lee , et al. February 27, 2	2018-02-27
Cleaning composition Grant 9,873,857 - Lee , et al. January 23, 2	2018-01-23
Cleaning composition and method of manufacturing metal wiring using the same Grant 9,869,027 - Kim , et al. January 16, 2	2018-01-16
Cleaning Composition App 20160237384 - LEE; Dongeon ; et al.	2016-08-18
Cleaning Composition And Method Of Manufacturing Metal Wiring Using The Same App 20160230289 - Kim; Bong-Yeon ; et al.	2016-08-11
Cleaner Composition For Process Of Manufacturing Semiconductor And Display App 20160215241 - LEE; Dong Eon ; et al.	2016-07-28
Cleaning composition and method of manufacturing metal wiring using the same Grant 9,340,759 - Kim , et al. May 17, 2	2016-05-17

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