Choi; Woon-hyuk
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Woon-hyuk.The latest application filed is for "extreme ultraviolet (euv) mask for lithography and associated methods".
- Choi; Woon-hyuk - Yongin-si KR
- Choi; Woon Hyuk - Seoul KR
| Patent | Date |
|---|---|
| Extreme ultraviolet (EUV) mask for lithography and associated methods Grant 11,054,736 - Choi , et al. July 6, 2 | 2021-07-06 |
| Extreme Ultraviolet (euv) Mask For Lithography And Associated Methods App 20190163048 - CHOI; Woon-hyuk ; et al. | 2019-05-30 |
| Carbon-porous media composite electrode and preparation method thereof Grant 7,505,250 - Cho , et al. March 17, 2 | 2009-03-17 |
| Carbon-porous media composite electrode and preparation method thereof App 20050155216 - Cho, Byung Won ; et al. | 2005-07-21 |
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