Lee; Hwan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Hwan.The latest application filed is for "three-dimensional semiconductor memory devices".

Company Profile

0.6.7

Lee; Hwan - Seoul KR
Lee; Hwan - Daejeon KR
LEE; Hwan - Daejon KR
Lee; Hwan - Kyungki-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
Three-dimensional semiconductor memory devices Grant 10,861,876 - Baek , et al. December 8, 2	2020-12-08
Three-dimensional Semiconductor Memory Devices App 20200243559 - BAEK; Seokcheon ; et al.	2020-07-30
Three-dimensional semiconductor memory devices Grant 10,665,606 - Baek , et al.	2020-05-26
Three-dimensional Semiconductor Memory Devices App 20190319042 - Baek; Seokcheon ; et al.	2019-10-17
Semiconductor device having structure capable of suppressing oxygen diffusion and method of manufacturing the same Grant 9,412,861 - Oh , et al. August 9, 2	2016-08-09
Semiconductor Device Having Structure Capable Of Suppressing Oxygen Diffusion And Method Of Manufacturing The Same App 20150228778 - OH; HoonJung ; et al.	2015-08-13
Lithium recovery device using separator reservoir, lithium recovery method and lithium adsorption/desorption system using the same Grant 8,741,150 - Chung , et al. June 3, 2	2014-06-03
Oligomer/halloysite Composite Material And Method For Preparing The Same, And Hydrocarbon Adsorbent Using The Same App 20110230332 - CHUNG; Kang-Sup ; et al.	2011-09-22
Lithium Recovery Device Using Separator Reservoir, Lithium Recovery Method And Lithium Adsorption/desorption System Using The Same App 20110174739 - Chung; Kang-Sup ; et al.	2011-07-21
Oligomer/halloysite Composite Material And Method For Preparing The Same, And Hydrocarbon Adsorbent Using The Same App 20090130485 - CHUNG; Kang-Sup ; et al.	2009-05-21
Ion Exchange Type Lithium Adsorbent Using Filter And Method For Preparing The Same App 20080119350 - CHUNG; Kang-Sup ; et al.	2008-05-22
Overheating prevention apparatus of a boiling clothes washing machine and method thereof Grant 5,449,884 - Lee September 12, 1	1995-09-12

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