Duk Joo Yoon

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Radioactivity measurement method and radioactivity measurement syst...
- Patent number 11,029,417
- Issue date Jun 8, 2021
- Korea Hydro & Nuclear Power Co., Ltd.
- Seung Chan Lee
- G01 - MEASURING TESTING
Information Patent Grant
Device for collecting air accumulated in pipe
- Patent number 11,027,224
- Issue date Jun 8, 2021
- Korea Hydro & Nuclear Power Co., Ltd.
- Seung Chan Lee
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus and method for monitoring water level within pipe
- Patent number 10,416,022
- Issue date Sep 17, 2019
- Korea Hydro & Nuclear Power Co., Ltd.
- Seung Chan Lee
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
RADIOACTIVITY MEASUREMENT METHOD AND RADIOACTIVITY MEASUREMENT SYST...
- Publication number 20190331804
- Publication date Oct 31, 2019
- KOREA HYDRO & NUCLEAR POWER CO., LTD.
- Seung Chan LEE
- G01 - MEASURING TESTING
Information Patent Application
DEVICE FOR COLLECTING AIR ACCUMULATED IN PIPE
- Publication number 20180369719
- Publication date Dec 27, 2018
- KOREA HYDRO & NUCLEAR POWER CO., LTD.
- Seung Chan LEE
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
APPARATUS AND METHOD FOR MONITORING WATER LEVEL WITHIN PIPE
- Publication number 20170314984
- Publication date Nov 2, 2017
- Korea Hydro & Nuclear Power Co., LTD.
- Seung Chan Lee
- G01 - MEASURING TESTING