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Lappeenranta, Finland

The Switch Drive Systems Oy

USPTO Granted Patents = 10

% Expired Patents = 50.0

EPO Patents = 8

Forward Citations = 17

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24 inventors (with patents filed for the assignee):

Panu Kurronen (4 out of 5 patents)

Jorma Mustalahti (3 out of 116 patents)

Tuomas Vuolle-Apiala (3 out of 5 patents)

4. Ville Pakarinen (3 out of 4 patents)

5. Jorma Tirkkonen (3 out of 6 patents)

6. Jari Toikkanen (3 out of 6 patents)

7. Olli Liukkonen (3 out of 4 patents)

8. Ilkka Martikainen (3 out of 4 patents)

9. Tuomas Akseli Pihlaja (1 out of 1 patent)

10. Juha Pyrhönen (1 out of 18 patents)

11. Markus Silventoinen (1 out of 1 patent)

12. Jussi Puranen (1 out of 1 patent)

13. Heikki Sallinen (1 out of 2 patents)

14. Samuli Kallio (1 out of 3 patents)

15. Tomi Knuutila (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 11502589 - Rotor of an induction machine and a method for assembling a cage winding of the rotor (2022-11-15),

2. 11251667 - Permanent magnet modules for an electric machine having axially and circumferentially offset permanent magnet elements, a rotor, permanent magnet electric machine, and a method for assembling thereof (2022-02-15),

3. 10374500 - Permanent magnet machine (2019-08-06),

4. 9525320 - Electromechanical device with included gear stages and internal lubrication system (2016-12-20),

5. 9464691 - Electromechanical device (2016-10-11),

6. 9444386 - Method and an apparatus for controlling an electrical machine with two or more multiphase stator windings (2016-09-13),

7. 8841815 - Electrical machine with guide bars for facilitating assembly and a method for assembling the electrical machine (2014-09-23),

8. 8829919 - Method and system for monitoring the condition of capacitors in a DC-voltage intermediate circuit (2014-09-09),

9. 8598760 - Permanent magnet module for an electrical machine (2013-12-03),

10. 8193889 - Filter appliance for a multiphase electrical converter device (2012-06-05),

The Switch Drive Systems Oy is a leading provider of advanced drive train solutions for the wind power industry. Their innovative products help to improve the efficiency and reliability of wind turbines, ultimately reducing the cost of renewable energy. With a strong focus on sustainability and innovation, The Switch is committed to driving the transition to a cleaner, greener energy future.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

10 Patents

#3 in Lappeenranta

#294 in Finland

#55,915 in the World

Lappeenranta, Finland

The Switch Drive Systems Oy

Forward Citations = 17

24 inventors:

Panu Kurronen (4 out of 5 patents)

Jorma Mustalahti (3 out of 116 patents)

Tuomas Vuolle-Apiala (3 out of 5 patents)

4. Ville Pakarinen (3 out of 4 patents)

5. Jorma Tirkkonen (3 out of 6 patents)

Please report any incorrect information to [email protected]

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