Sang Hwan Byun

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Ansan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Air cleaner
- Patent number 10,596,294
- Issue date Mar 24, 2020
- SEOUL VIOSYS CO., LTD.
- Jong Rack Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
AIR CLEANER
- Publication number 20170348455
- Publication date Dec 7, 2017
- Seoul Viosys Co., Ltd.
- Jong Rack Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPACT AIR CLEANER USING UV LED AND PHOTOCATALYTIC FILTER
- Publication number 20170326264
- Publication date Nov 16, 2017
- Seoul Viosys Co., Ltd.
- Jong Rak Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE