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Munich, Germany

Fos4x Gmbh

USPTO Granted Patents = 15

CIPO Patents = 7

EPO Patents = 12

Trademarks = 1

Forward Citations = 25

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12 inventors (with patents filed for the assignee):

Mathias Müller (9 out of 13 patents)

Markus Schmid (4 out of 4 patents)

Thomas Schauss (4 out of 4 patents)

4. Florian Rieger (4 out of 5 patents)

5. Sascha Kienitz (2 out of 6 patents)

6. Manuel Mai (2 out of 2 patents)

7. Fabian Zelenka (2 out of 2 patents)

8. Matthias Schubert (2 out of 10 patents)

9. Peter Stähler (1 out of 1 patent)

10. Thomas Grübler (1 out of 4 patents)

11. Mathias Schubert (1 out of 1 patent)

12. Benjamin Zorn (1 out of 1 patent)

13. Lars Hoffmann (19 patents)

14. Thorbjörn Buck (4 patents)

15. Rolf Wojtech (4 patents)

15 patents: Sort by Forward Citations

1. 11448195 - Sensor arrangement for a wind turbine (2022-09-20),

2. 11371486 - Determining a blade bending moment with two load sensors per rotor blade and taking rotor data into consideration (2022-06-28),

3. 11243224 - Fiber-optic acceleration sensor having lever arm (2022-02-08),

4. 11237134 - Acoustic emission sensor having at least two mechanical coupling elements (2022-02-01),

5. 11237060 - Optoelectrical chip (2022-02-01),

6. 11174841 - Method for increasing the yield of a wind farm under icing conditions (2021-11-16),

7. 11105318 - Method for calibrating nominal frequencies (2021-08-31),

8. 10865778 - Method for ascertaining a value of an ice buildup quantity on at least one rotor blade of a wind turbine, and use thereof (2020-12-15),

9. 10816425 - Fibre-optic pressure sensor having an optical resonator and a method for pressure measurement (2020-10-27),

10. 10761261 - Light guide clamping device, fiber optic sensor and production method (2020-09-01),

11. 10718316 - Method for predicting the accumulation of ice on a rotor blade of a wind turbine and the use thereof (2020-07-21),

12. 10684145 - Sensor patch and method for producing a sensor patch (2020-06-16),

13. 10655601 - Method for the individual pitch control of rotor blades of a wind turbine, and wind turbines (2020-05-19),

14. 10578427 - Apparatus and method for measuring the torsion of a test object (2020-03-03),

15. 10422321 - Method for monitoring a wind turbine, method for identifying ice on a wind turbine, acceleration sensor for a rotor blade, rotor blade comprising an acceleration sensor, and profile for a rotor blade (2019-09-24),

Fos4x GmbH, based in Munich, specializes in advanced sensor technology and data analytics solutions for wind energy applications. The company focuses on enhancing the efficiency and safety of wind turbines through innovative monitoring systems that leverage real-time data. By integrating cutting-edge technologies, Fos4x aims to optimize turbine performance and reduce operational costs, contributing to the growth of sustainable energy solutions in the renewable sector. Their expertise positions them as a key player in the wind energy landscape.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

15 Patents

#154 in W-8000 Munich

#2,768 in Germany

#39,846 in the World

Munich, Germany

Fos4x Gmbh

Forward Citations = 25

12 inventors:

Mathias Müller (9 out of 13 patents)

Markus Schmid (4 out of 4 patents)

Thomas Schauss (4 out of 4 patents)

4. Florian Rieger (4 out of 5 patents)

5. Sascha Kienitz (2 out of 6 patents)

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