Hideaki Saso

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Passenger actuated elevator alarm device
- Patent number 7,284,639
- Issue date Oct 23, 2007
- Otis Elevator Company
- Hiromitsu Sasaki
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Elevator alarm device
- Publication number 20040231929
- Publication date Nov 25, 2004
- Otis Elevator Company
- Hiromitsu Sasaki
- B66 - HOISTING LIFTING HAULING