Jae Bok Ryu

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Jeju-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Automatic slope adjusting device
- Patent number 9,839,564
- Issue date Dec 12, 2017
- KOREA AIRPORTS CORPORATION
- Jae Bok Ryu
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Automatic Slope Adjusting Device
- Publication number 20160193093
- Publication date Jul 7, 2016
- KOREA AIRPORTS CORPORATION
- Jae Bok Ryu
- E04 - BUILDING