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Ryuichi Kajiyama
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Inazawa, JP
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last 30 patents
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Patent Grant
Floor re-leveling apparatus for elevator
Patent number
4,719,994
Issue date
Jan 19, 1988
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Input signal switching matrix for an elevator
Patent number
4,677,437
Issue date
Jun 30, 1987
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus for controlling the arrival of an elevator cage at an ele...
Patent number
4,515,246
Issue date
May 7, 1985
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator control system
Patent number
4,493,399
Issue date
Jan 15, 1985
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus for decelerating elevator at terminating floor
Patent number
4,489,811
Issue date
Dec 25, 1984
Mitsubishi Denki Kabushiki Kaisha
Masashi Yonemoto
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator system
Patent number
4,485,895
Issue date
Dec 4, 1984
Mitsubishi Denki Kabushiki Kaisha
Kanzo Tachino
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Terminal slowdown apparatus for elevator
Patent number
4,456,096
Issue date
Jun 26, 1984
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator speed instruction generating system
Patent number
4,446,946
Issue date
May 8, 1984
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator position detecting device
Patent number
4,389,631
Issue date
Jun 21, 1983
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Floor selector system for elevator system
Patent number
4,375,249
Issue date
Mar 1, 1983
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Cage position detecting apparatus
Patent number
4,368,518
Issue date
Jan 11, 1983
Mitsubishi Denki Kabushiki Kaisha
Narihiro Terazono
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator terminal deceleration system
Patent number
4,356,896
Issue date
Nov 2, 1982
Mitsubishi Denki Kabushiki Kaisha
Koichi Tamura
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Command speed generator system for elevator car
Patent number
4,354,576
Issue date
Oct 19, 1982
Mitsubishi Denki Kabushiki Kaisha
Ryuichi Kajiyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator control device
Patent number
4,351,416
Issue date
Sep 28, 1982
Mitsubishi Denki Kabushiki Kaisha
Narihiro Terazono
B66 - HOISTING LIFTING HAULING