Hyun-Sun RYU

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Iksan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Optical stack, and manufacturing method for same, and smart window...
- Patent number 12,282,220
- Issue date Apr 22, 2025
- Dongwoo Fine-Chem Co., Ltd.
- Hyun-Seong Kim
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Optical stack, and manufacturing method for same, and smart window...
- Patent number 12,181,755
- Issue date Dec 31, 2024
- Dongwoo Fine-Chem Co., Ltd.
- Hyung-Hun Kim
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL STACK AND MANUFACTURING METHOD FOR SAME, SMART WINDOW INCLU...
- Publication number 20250172837
- Publication date May 29, 2025
- DONGWOO FINE-CHEM CO., LTD
- Sung-Min KIM
- G02 - OPTICS
Information Patent Application
OPTICAL STACK AND MANUFACTURING METHOD FOR SAME, SMART WINDOW INCLU...
- Publication number 20250172838
- Publication date May 29, 2025
- DONGWOO FINE-CHEM CO., LTD
- Sung-Min KIM
- G02 - OPTICS
Information Patent Application
OPTICAL STACK, AND MANUFACTURING METHOD FOR SAME, AND SMART WINDOW...
- Publication number 20240353718
- Publication date Oct 24, 2024
- DONGWOO FINE-CHEM CO., LTD
- Hyung-Hun KIM
- G02 - OPTICS
Information Patent Application
OPTICAL LAMINATE AND MANUFACTURING METHOD THEREFOR, SMART WINDOW CO...
- Publication number 20240345302
- Publication date Oct 17, 2024
- DONGWOO FINE-CHEM CO., LTD
- Hyun-Sun RYU
- G02 - OPTICS
Information Patent Application
OPTICAL STACK, AND MANUFACTURING METHOD FOR SAME, AND SMART WINDOW...
- Publication number 20240288729
- Publication date Aug 29, 2024
- DONGWOO FINE-CHEM CO., LTD.
- Hyun-Seong KIM
- G02 - OPTICS
Information Patent Application
OPTICAL STACK, AND MANUFACTURING METHOD FOR SAME, AND SMART WINDOW...
- Publication number 20240288615
- Publication date Aug 29, 2024
- DONGWOO FINE-CHEM CO., LTD
- Hyun-Sun RYU
- G02 - OPTICS