Min Hwan Ok

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Suwon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Hypertube transport system
- Patent number 11,787,448
- Issue date Oct 17, 2023
- KRRI
- Kwan Sup Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tube infrastructure with vacuum pressure
- Patent number 11,320,070
- Issue date May 3, 2022
- KOREA RAILROAD RESEARCH INSTITUTE
- Jae Heon Choe
- B61 - RAILWAYS
Information Patent Grant
Method for reducing detection data of a monitoring device in a vehi...
- Patent number 8,935,039
- Issue date Jan 13, 2015
- Korea Railroad Research Institute
- Min Hwan Ok
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
TUBE INFRASTRUCTURE WITH VACUUM PRESSURE
- Publication number 20200362995
- Publication date Nov 19, 2020
- KOREA RAILROAD RESEARCH INSTITUTE
- Jae Heon CHOE
- B61 - RAILWAYS
Information Patent Application
HYPERTUBE TRANSPORT SYSTEM
- Publication number 20200239036
- Publication date Jul 30, 2020
- KRRI
- Kwan Sup LEE
- B61 - RAILWAYS
Information Patent Application
HYPER-TUBE SYSTEM USING VEHICLE POSITION DETECTION
- Publication number 20200241137
- Publication date Jul 30, 2020
- KOREA RAILROAD RESEARCH INSTITUTE
- SuYong CHOI
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD FOR REDUCING DETECTION DATA OF A MONITORING DEVICE IN A VEHI...
- Publication number 20130268157
- Publication date Oct 10, 2013
- KOREA RAILROAD RESEARCH INSTITUTE
- Min Hwan Ok
- B60 - VEHICLES IN GENERAL