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Sejun JANG
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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Razor assembly for razor with induction heating system
Patent number
11,745,370
Issue date
Sep 5, 2023
Dorco Co., Ltd.
Sejun Jang
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Razor assembly for razor with induction heating system
Patent number
11,123,890
Issue date
Sep 21, 2021
Dorco Co., Ltd.
Sejun Jang
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Razor assembly
Patent number
10,843,357
Issue date
Nov 24, 2020
Dorco Co., Ltd.
Sejun Jang
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Patents Applications
last 30 patents
Information
Patent Application
RAZOR ASSEMBLY FOR RAZOR WITH INDUCTION HEATING SYSTEM
Publication number
20230364816
Publication date
Nov 16, 2023
DORCO CO., LTD
Sejun JANG
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
RAZOR ASSEMBLY FOR RAZOR WITH INDUCTION HEATING SYSTEM
Publication number
20220016794
Publication date
Jan 20, 2022
DORCO CO., LTD
Sejun JANG
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
RAZOR ASSEMBLY FOR RAZOR WITH INDUCTION HEATING SYSTEM
Publication number
20210069924
Publication date
Mar 11, 2021
DORCO CO., LTD
Sejun JANG
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
RAZOR ASSEMBLY
Publication number
20190152078
Publication date
May 23, 2019
DORCO CO., LTD
Sejun JANG
B26 - HAND CUTTING TOOLS CUTTING SEVERING