Lee; Hee Ho
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lee; Hee Ho.The latest application filed is for "high cleanliness molten steel production method and refining device".
- Lee; Hee Ho - Pohang-si KR
- Lee; Hee Ho - Gyeongsangbuk-do KR
- Lee; Hee-Ho - Kyungsangbuk-do KR
| Patent | Date |
|---|---|
| High cleanliness molten steel production method and refining device Grant 9,752,202 - Choi , et al. September 5, 2 | 2017-09-05 |
| High Cleanliness Molten Steel Production Method and Refining Device App 20150122083 - Choi; Ja Yong ; et al. | 2015-05-07 |
| Method of manufacturing ultra low carbon ferritic stainless steel Grant 8,277,537 - Park , et al. October 2, 2 | 2012-10-02 |
| Method Of Manufacturing Ultra Low Carbon Ferritic Stainless Steel App 20110041653 - Park; Joo Hyun ; et al. | 2011-02-24 |
| Method For Manufacturing Ferritic Stainless Steel Slabs With Equiaxed Grain Structures And The Ferritic Stainless Steel Manufactured By It App 20090223603 - Park; Joo-Hyun ; et al. | 2009-09-10 |
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