Inventor · disambiguated record
Hwan-Seok Seo
Also filed as: SEO HWAN · SEO HWAN SEOK
9 granted patents·2 pending applications·23 citations·filing 1990–2018
83Inventor score
Files withSAMSUNG ELECTRONICS CO LTD4LEE DONG-GUN3HYUNDAI ELECTRONICS IND2KIM SEONG-SUE1SEO HWAN-SEOK1
Top patents by PatentIndex Score
11 records- 0179US9025624B2Beam generatorLEE DONG-GUN·Filed 2012·Granted May 5, 2015·3 cites·11 claims
- 0276US9454074B2Reflective photomask blanks and reflective photomasksSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Sep 27, 2016·2 cites·20 claims
- 0375US9645484B2Reflective masks for use in extreme ultraviolet lithography apparatus and methods of manufacturing the sameKIM SEONG-SUE·Filed 2015·Granted May 9, 2017·2 cites·18 claims
- 0468US8637840B2EUV projection lens and optic system having the sameLEE DONG-GUN·Filed 2010·Granted Jan 28, 2014·2 cites·21 claims
- 0547US10444619B2Mask blank and phase shift mask using sameSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Oct 15, 2019·0 cites·7 claims
- 0646US8119309B2Reflective photomask and method of fabricating, reflective illumination system and method of process using the sameLEE DONG-GUN·Filed 2010·Granted Feb 21, 2012·0 cites·19 claims
- 0740US6184113B1Method of manufacturing a gate electrode in a semiconductor deviceHYUNDAI ELECTRONICS IND·Filed 1999·Granted Feb 6, 2001·9 cites·12 claims
- 0840US2019179225A1Photomasks, methods of manufacturing photomasks, and methods of manufacturing semiconductor device using photomasksSAMSUNG ELECTRONICS CO LTD·Filed 2018·Application pending·0 cites
- 0936US5264973ADoor opening system for an electronic household apparatusSAMSUNG ELECTRONICS CO LTD·Filed 1990·Granted Nov 23, 1993·3 cites·22 claims
- 1036US2011065029A1Method of manufacturing mask structureSEO HWAN-SEOK·Filed 2010·Application pending·0 cites
- 1129US6190994B1Method for forming a tungsten upper electrode of a capacitorHYUNDAI ELECTRONICS IND·Filed 1999·Granted Feb 20, 2001·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →