Inventor · disambiguated record
Hwanseok Seo
Also filed as: SEO HWANSEOK
5 granted patents·2 citations·filing 2017–2022
64Inventor score
Technology areasG03F
Files withSAMSUNG ELECTRONICS CO LTD5
Top patents by PatentIndex Score
5 records- 0180US10719008B2Phase-shift mask for extreme ultraviolet lithographySAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Jul 21, 2020·2 cites·20 claims
- 0272US11774846B2Phase shift masks for extreme ultraviolet lithographySAMSUNG ELECTRONICS CO LTD·Filed 2022·Granted Oct 3, 2023·0 cites·13 claims
- 0367US11487197B2Phase shift masks for extreme ultraviolet lithographySAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Nov 1, 2022·0 cites·20 claims
- 0466US11372323B2Phase-shift mask for extreme ultraviolet lithographySAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Jun 28, 2022·0 cites·19 claims
- 0556US12099293B2Phase shift mask for extreme ultraviolet lithography and a method of manufacturing a semiconductor device using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Sep 24, 2024·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Hwanseok Seo files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →