Sumit BARTHWAL

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Surface structure having function freezing delay and icing layer se...
- Patent number 12,077,867
- Issue date Sep 3, 2024
- Kookmin University Industry Academy Cooperation Foundation
- Sihyung Lim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Oil separator having nanorod surface layer inside
- Patent number 10,240,833
- Issue date Mar 26, 2019
- Kookmin University Industry Academy Cooperation Foundation
- Sihyung Lim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
SURFACE STRUCTURE HAVING FUNCTION FREEZING DELAY AND ICING LAYER SE...
- Publication number 20220186382
- Publication date Jun 16, 2022
- Kookmin University Industry Academy Cooperation Foundation
- Sihyung Lim
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
SURFACE STRUCTURE HAVING FUNCTION FREEZING DELAY AND ICING LAYER SE...
- Publication number 20190177857
- Publication date Jun 13, 2019
- Kookmin University Industry Academy Cooperation Foundation
- Sihyung Lim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
OIL SEPARATOR HAVING NANOROD SURFACE LAYER INSIDE
- Publication number 20170282112
- Publication date Oct 5, 2017
- Kookmin University Industry Academy Cooperation Foundation
- Sihyung LIM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
WATER AND OIL ULTRA-REPELLENT STRUCTURE AND MANUFACTURING METHOD TH...
- Publication number 20150368824
- Publication date Dec 24, 2015
- Kookmin University Industry Academy Cooperation Foundation
- Si Hyung LIM
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR