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Wonju-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Butterfly valve and method of manufacturing the same
Patent number
11,828,368
Issue date
Nov 28, 2023
Sang Seon Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Butterfly valve and method of manufacturing the same
Patent number
11,662,028
Issue date
May 30, 2023
Sang Seon Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fitting for preventing distortion
Patent number
11,592,135
Issue date
Feb 28, 2023
Sang Seon Lee
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Plastic valve for preventing distortion
Patent number
11,473,687
Issue date
Oct 18, 2022
Sang Seon Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Casing for preventing distortion and pump including the same
Patent number
11,396,886
Issue date
Jul 26, 2022
Sang Seon Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Valve for preventing distortion
Patent number
11,260,478
Issue date
Mar 1, 2022
Sang Seon Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Valve having streamlined fluid flow space
Patent number
11,204,101
Issue date
Dec 21, 2021
Sang Seon Lee
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Butterfly valve and method of manufacturing the same
Patent number
11,199,266
Issue date
Dec 14, 2021
Sang Seon Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Plastic valve for preventing distortion
Patent number
10,962,132
Issue date
Mar 30, 2021
Sang Seon Lee
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
BUTTERFLY VALVE AND METHOD OF MANUFACTURING THE SAME
Publication number
20220018448
Publication date
Jan 20, 2022
Sang Seon LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
BUTTERFLY VALVE AND METHOD OF MANUFACTURING THE SAME
Publication number
20220018447
Publication date
Jan 20, 2022
Sang Seon LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PLASTIC VALVE FOR PREVENTING DISTORTION
Publication number
20210190224
Publication date
Jun 24, 2021
Sang Seon LEE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
FITTING FOR PREVENTING DISTORTION
Publication number
20200240566
Publication date
Jul 30, 2020
Sang Seon LEE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
CASING FOR PREVENTING DISTORTION AND PUMP INCLUDING THE SAME
Publication number
20200240432
Publication date
Jul 30, 2020
Sang Seon LEE
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
VALVE HAVING STREAMLINED FLUID FLOW SPACE
Publication number
20200240532
Publication date
Jul 30, 2020
Sang Seon LEE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
VALVE FOR PREVENTING DISTORTION
Publication number
20200238449
Publication date
Jul 30, 2020
Sang Seon LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PLASTIC VALVE
Publication number
20200232568
Publication date
Jul 23, 2020
Sang Seon LEE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
BUTTERFLY VALVE AND METHOD OF MANUFACTURING THE SAME
Publication number
20200049258
Publication date
Feb 13, 2020
Sang Seon LEE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PLASTIC VALVE FOR PREVENTING DISTORTION
Publication number
20190093780
Publication date
Mar 28, 2019
Sang Seon LEE
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...