Poh Kwee ONG

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for applying superimposed time-varying frequency...
- Patent number 10,858,268
- Issue date Dec 8, 2020
- Semb-Eco R&D PTE LTD
- Hwee Hong Chew
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and system for applying superimposed time-varying frequency...
- Patent number 10,807,886
- Issue date Oct 20, 2020
- Semb-Eco R&D PTE LTD
- Hwee Hong Chew
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and system for applying superimposed time-varying frequency...
- Patent number 10,561,986
- Issue date Feb 18, 2020
- Semb-Eco R&D PTE LTD
- Hwee Hong Chew
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and system for applying superimposed time-varying frequency...
- Patent number 10,532,318
- Issue date Jan 14, 2020
- Semb-Eco R&D PTE LTD
- Hwee Hong Chew
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and system for applying superimposed time-varying frequency...
- Patent number 10,500,542
- Issue date Dec 10, 2019
- Semb-Eco R&D PTE LTD
- Hwee Hong Chew
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR APPLYING SUPERIMPOSED TIME-VARYING FREQUENCY...
- Publication number 20180221821
- Publication date Aug 9, 2018
- SEMB-ECO R&D PTE LTD
- Hwee Hong CHEW
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND SYSTEM FOR APPLYING SUPERIMPOSED TIME-VARYING FREQUENCY...
- Publication number 20180222777
- Publication date Aug 9, 2018
- SEMB-ECO R&D PTE LTD
- Hwee Hong CHEW
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD AND SYSTEM FOR APPLYING SUPERIMPOSED TIME-VARYING FREQUENCY...
- Publication number 20180222778
- Publication date Aug 9, 2018
- SEMB-ECO R&D PTE LTD
- Hwee Hong CHEW
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
METHOD AND SYSTEM FOR APPLYING SUPERIMPOSED TIME-VARYING FREQUENCY...
- Publication number 20180216246
- Publication date Aug 2, 2018
- SEMB-ECO R&D PTE LTD
- Hwee Hong CHEW
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD AND SYSTEM FOR APPLYING SUPERIMPOSED TIME-VARYING FREQUENCY...
- Publication number 20180201526
- Publication date Jul 19, 2018
- SEMB-ECO R&D PTE LTD
- Hwee Hong CHEW
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE