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2022
|
G/S
|
Elevators and parts of elevators Retail sales of and installation and maintenance services for el... |
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2021
|
G/S
|
Distributorship services in the field of elevators and elevator parts |
|
|
G/S
|
Installation of elevators; Repair or maintenance of elevators |
|
2020
|
Invention
|
Elevator travel blocking apparatus. A travel blocking apparatus for blocking the movement of a ca... |
|
|
G/S
|
Installation, maintenance and repair of machines and installations for surmounting differing leve... |
|
|
Invention
|
Precise elevator car speed and position system.
An elevator car positioning system includes a pl... |
|
2019
|
Invention
|
Magnetic tape stabilizing systems. A stabilizing system may be utilized to reduce or eliminate sw... |
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|
Invention
|
Systems and methods for controlling working fluid in hydraulic elevators. A hydraulic elevator ma... |
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2017
|
Invention
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Automatic rope tension equalizer system and method. An automatic rope tension equalizer system in... |
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2015
|
Invention
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Under car power unit. A hydraulic elevator system includes a power unit and elevator controller w... |
|
|
Invention
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Auxiliary pumping unit. A pumping unit for use with a hydraulic elevator system includes a reserv... |
|
|
Invention
|
Absolute position door zone device. An elevator moves through a hoistway with one or more sensors... |
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2012
|
G/S
|
Canola-based hydraulic oil |
|
2009
|
G/S
|
Providing technical advice regarding repair and maintenance in the field of elevators as well as ... |
|
2006
|
G/S
|
Electronic controller to manage the power, movement and functions of an elevator |
|
2004
|
G/S
|
Elevators and elevator parts; Retail sales of elevators and elevator parts;
Installation and main... |
|
|
G/S
|
Elevators and elevator parts. Retail sales of elevators and elevator parts;
Installation and main... |
|
|
G/S
|
distributorship services in the field of elevators and elevator parts |
