Natsuki Miyajima

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Elevator security system including a credential transmitted to a user
- Patent number 9,802,788
- Issue date Oct 31, 2017
- Otis Elevator Company
- Natsuki Miyajima
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR SECURITY SYSTEM
- Publication number 20150158696
- Publication date Jun 11, 2015
- Otis Elevator Company
- Natsuki Miyajima
- B66 - HOISTING LIFTING HAULING