Shoji Nakai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Group controlled elevator control system for controlling a pluralit...
- Patent number 6,708,801
- Issue date Mar 23, 2004
- Toshiba Elevator Kabushiki Kaisha
- Shoji Nakai
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Elevator group management control apparatus and elevator group mana...
- Patent number 5,865,274
- Issue date Feb 2, 1999
- Kabushiki Kaisha Toshiba
- Junichi Kiji
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Apparatus for elevator group control having low service floor detec...
- Patent number 5,334,807
- Issue date Aug 2, 1994
- Kabushiki Kaisha Toshiba
- Susumu Kubo
- B66 - HOISTING LIFTING HAULING