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Zug, Switzerland

Elevator Gmbh

USPTO Granted Patents = 34

Forward Citations = 177

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32 inventors (with patents filed for the assignee):

Matti J Kahkipuro (10 out of 24 patents)

Heimo Makinen (6 out of 7 patents)

Seppo Suur-Askola (3 out of 8 patents)

4. Ismo Kuivamäki (2 out of 6 patents)

5. Nils-Robert Roschier (2 out of 7 patents)

6. Frans Vainio (2 out of 2 patents)

7. Kalevi Hetemaa (2 out of 2 patents)

8. Paavo Saaksjarvi (2 out of 2 patents)

9. Heino T Halonen (2 out of 2 patents)

10. Osmo Ivanto (2 out of 2 patents)

11. Johannes De Jong (1 out of 36 patents)

12. Juhani Kononen (1 out of 3 patents)

13. Esko Naumanen (1 out of 2 patents)

14. Seppo J Ovaska (1 out of 6 patents)

15. Klaus Uuskoski (1 out of 3 patents)

34 patents: Sort by Forward Citations

1. 4797675 - Procedure for counting moving objects as they stop (1989-01-10),

2. 4784372 - Traction sheave (1988-11-15),

3. 4771197 - Frequency converter-controlled squirrel cage motor (1988-09-13),

4. 4742893 - Signalling procedure for a lift and a signalling system (1988-05-10),

5. 4742549 - Procedure for watching over the area in front of a lift (1988-05-03),

6. 4689512 - Electric motor (1987-08-25),

7. 4689510 - Electric motor and flywheel for operation while immersed in a liquid (1987-08-25),

8. 4687110 - Apparatus for angularly displacing a load (1987-08-18),

9. 4684856 - Method and drive for elevator DC drive motor stabilization (1987-08-04),

10. 4679032 - Procedure and means for producing a contrast image (1987-07-07),

11. 4673326 - Bridge and stopper mechanism for an apparatus for lateral transfer of (1987-06-16),

12. 4673066 - Brake in a light-constructed transport carriage (1987-06-16),

13. 4672277 - Elevator motor control (1987-06-09),

14. 4663700 - Way of placing chokes with air core (1987-05-05),

15. 4653612 - Speed limiter for lifts provided with catch device (1987-03-31),

Elevator GmbH is a leading provider of elevator manufacturing and maintenance solutions. With a strong global presence, we specialize in designing, manufacturing, installing, and servicing a wide range of elevators for residential, commercial, and industrial applications. Our highly skilled team of engineers and technicians ensures that our elevator systems are of the highest quality, incorporating cutting-edge technology and adhering to the strictest safety standards. We are committed to delivering reliable, efficient, and innovative elevator solutions to our customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

34 Patents

#22 in Zug

#388 in Switzerland

#19,047 in the World

Zug, Switzerland

Elevator Gmbh

Forward Citations = 177

32 inventors:

Matti J Kahkipuro (10 out of 24 patents)

Heimo Makinen (6 out of 7 patents)

Seppo Suur-Askola (3 out of 8 patents)

4. Ismo Kuivamäki (2 out of 6 patents)

5. Nils-Robert Roschier (2 out of 7 patents)

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