Kyung Sik Yoon

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Ansan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Photocatalytic filter, method for manufacturing the same, and metho...
- Patent number 11,565,246
- Issue date Jan 31, 2023
- SEOUL VIOSYS CO., LTD.
- Daewoong Suh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Photocatalytic filter, method for manufacturing the same, and metho...
- Patent number 10,213,779
- Issue date Feb 26, 2019
- SEOUL VIOSYS CO., LTD.
- Daewoong Suh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
PHOTOCATALYTIC FILTER, METHOD FOR MANUFACTURING THE SAME, AND METHO...
- Publication number 20190201883
- Publication date Jul 4, 2019
- Seoul Viosys Co., Ltd.
- Daewoong Suh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOTOCATALYTIC FILTER FOR DEGRADING MIXED GAS AND MANUFACTURING MET...
- Publication number 20180029017
- Publication date Feb 1, 2018
- Seoul Viosys Co., Ltd.
- Jaeseon Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOTOCATALYTIC FILTER FOR DEGRADING MIXED GAS AND MANUFACTURING MET...
- Publication number 20160089659
- Publication date Mar 31, 2016
- Seoul Viosys Co., Ltd.
- Jaeseon Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOTOCATALYTIC FILTER FOR DEGRADING MIXED GAS AND MANUFACTURING MET...
- Publication number 20160089660
- Publication date Mar 31, 2016
- Seoul Viosys Co., Ltd.
- Jaeseon Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOTOCATALYTIC FILTER, METHOD FOR MANUFACTURING THE SAME, AND METHO...
- Publication number 20160067698
- Publication date Mar 10, 2016
- Seoul Viosys Co., Ltd.
- Daewoong Suh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL