Oh; Sung Hyun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oh; Sung Hyun.The latest application filed is for "extreme ultra violet (euv) mask".

Company Profile

0.7.9

Oh; Sung Hyun - Cheongju-si KR
OH; Sung Hyun - Cheongju-si Chungcheongbuk-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
Extreme ultra violet (EUV) mask Grant 8,802,335 - Oh , et al. August 12, 2	2014-08-12
Extreme Ultra Violet (euv) Mask App 20130189608 - OH; Sung Hyun ; et al.	2013-07-25
Photomask And Formation Method Thereof App 20120135340 - OH; Sung Hyun	2012-05-31
Extreme ultraviolet mask and method for fabricating the same Grant 8,163,445 - Oh April 24, 2	2012-04-24
Photomask for extreme ultraviolet lithography and method for fabricating the same Grant 8,158,305 - Oh April 17, 2	2012-04-17
Method For Correcting Image Placement Error In Photomask App 20110250528 - OH; Sung Hyun	2011-10-13
Backside phase grating mask and method for manufacturing the same Grant 8,021,805 - Oh , et al. September 20, 2	2011-09-20
Method for fabricating extreme ultraviolet lithography mask Grant 7,977,016 - Oh , et al. July 12, 2	2011-07-12
Photomask for Extreme Ultraviolet Lithography and Method for Fabricating the Same App 20100304277 - Oh; Sung Hyun	2010-12-02
Method of fabricating a mask for a semiconductor device Grant 7,803,505 - Oh September 28, 2	2010-09-28
Method and apparatus for inspecting defects on mask Grant 7,764,368 - Oh , et al. July 27, 2	2010-07-27
Backside Phase Grating Mask And Method For Manufacturing The Same App 20100167182 - OH; Sung Hyun ; et al.	2010-07-01
Method for Fabricating Extreme Ultraviolet Lithography Mask App 20090317728 - Oh; Sung Hyun ; et al.	2009-12-24
Extreme Ultraviolet Mask and Method for Fabricating the Same App 20090233185 - Oh; Sung Hyun	2009-09-17
Method Of Fabricating A Mask For A Semiconductor Device App 20080280213 - OH; Sung Hyun	2008-11-13
Method and Apparatus for Inspecting Defects on Mask App 20080186497 - Oh; Sung Hyun ; et al.	2008-08-07

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