Joseph Kai Cho KWAN

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Static and mobile disinfection using high intensity narrow waveleng...
- Patent number 11,628,231
- Issue date Apr 18, 2023
- The Hong Kong University of Science and Technology
- King Lun Yeung
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pulsed electric field for drinking water disinfection
- Patent number 10,941,060
- Issue date Mar 9, 2021
- The Hong Kong University of Science and Technology
- King Lun Yeung
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Pulsed electric field for drinking water disinfection
- Patent number 10,577,264
- Issue date Mar 3, 2020
- The Hong Kong University of Science and Technology
- King Lun Yeung
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
IONIC LIQUID-BASED COATING AND METHOD OF MAKING ARTICLES COATED WIT...
- Publication number 20200362179
- Publication date Nov 19, 2020
- THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- KING LUN YEUNG
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Static and Mobile Disinfection Using High Intensity narrow Waveleng...
- Publication number 20200230274
- Publication date Jul 23, 2020
- THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- King Lun YEUNG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PULSED ELECTRIC FIELD FOR DRINKING WATER DISINFECTION
- Publication number 20170029300
- Publication date Feb 2, 2017
- THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- King Lun YEUNG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PULSED ELECTRIC FIELD FOR DRINKING WATER DISINFECTION
- Publication number 20160280569
- Publication date Sep 29, 2016
- THE HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
- King Lun YEUNG
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE