Ik Hwan Ko

Person

Ansan-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Air purifier using ultraviolet rays
- Patent number 12,076,466
- Issue date Sep 3, 2024
- SEOUL VIOSYS CO., LTD.
- Jae Seon Yi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 12,005,149
- Issue date Jun 11, 2024
- SEOUL VIOSYS CO., LTD.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 11,628,232
- Issue date Apr 18, 2023
- SEOUL VIOSYS CO., LTD.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 11,083,809
- Issue date Aug 10, 2021
- SEOUL VIOSYS CO., LTD.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 10,525,155
- Issue date Jan 7, 2020
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compact air cleaner using UV LED and photocatalytic filter
- Patent number 10,517,980
- Issue date Dec 31, 2019
- SEOUL VIOSYS CO., LTD.
- Jong Rack Kim
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mobile phone charger with sterilization ultraviolet LED
- Patent number 10,220,106
- Issue date Mar 5, 2019
- SEOUL VIOSYS CO., LTD.
- Jong Rack Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 10,046,074
- Issue date Aug 14, 2018
- SEOUL VIOSYS CO., LTD.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Air purifier using ultraviolet rays
- Patent number 10,039,852
- Issue date Aug 7, 2018
- SEOUL VIOSYS CO., LTD.
- Jae Seon Yi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fluid sterilizer and associated connecting device
- Patent number 9,533,896
- Issue date Jan 3, 2017
- SEOUL VIOSYS CO., LTD.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
AIR PURIFIER USING ULTRAVIOLET RAYS
- Publication number 20240390548
- Publication date Nov 28, 2024
- Seoul Viosys Co., Ltd.
- Jae Seon Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20230248865
- Publication date Aug 10, 2023
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20210361802
- Publication date Nov 25, 2021
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20200138991
- Publication date May 7, 2020
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
AIR PURIFIER USING ULTRAVIOLET RAYS
- Publication number 20190030202
- Publication date Jan 31, 2019
- Seoul Viosys Co., Ltd.
- Jae Seon Yi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20180333510
- Publication date Nov 22, 2018
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20170072078
- Publication date Mar 16, 2017
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MOBILE PHONE CHARGER WITH STERILIZATION ULTRAVIOLET LED
- Publication number 20160030612
- Publication date Feb 4, 2016
- SEOUL VIOSYS CO., LTD.
- Jong Rack Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AIR PURIFIER USING ULTRAVIOLET RAYS
- Publication number 20150064069
- Publication date Mar 5, 2015
- Seoul Viosys Co., Ltd.
- Jae Seon Yi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE
- Publication number 20150060693
- Publication date Mar 5, 2015
- Seoul Viosys Co., Ltd.
- Seong Min Lee
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Person

Patents Grantslast 30 patents

Air purifier using ultraviolet rays

Fluid sterilizer and associated connecting device

Fluid sterilizer and associated connecting device

Fluid sterilizer and associated connecting device

Air cleaner

Fluid sterilizer and associated connecting device

Compact air cleaner using UV LED and photocatalytic filter

Mobile phone charger with sterilization ultraviolet LED

Fluid sterilizer and associated connecting device

Air purifier using ultraviolet rays

Fluid sterilizer and associated connecting device

Patents Applicationslast 30 patents

AIR PURIFIER USING ULTRAVIOLET RAYS

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE

AIR PURIFIER USING ULTRAVIOLET RAYS

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE

AIR CLEANER

COMPACT AIR CLEANER USING UV LED AND PHOTOCATALYTIC FILTER

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE

MOBILE PHONE CHARGER WITH STERILIZATION ULTRAVIOLET LED

AIR PURIFIER USING ULTRAVIOLET RAYS

FLUID STERILIZER AND ASSOCIATED CONNECTING DEVICE