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% Expired Patents = 16.7

EPO Patents = 7

Trademarks = 1

Forward Citations = 1

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11 inventors (with patents filed for the assignee):

Daniel Witte (3 out of 8 patents)

George Schlager (2 out of 2 patents)

Oskar Stephan (1 out of 20 patents)

4. Pierre-Alain Fleury (1 out of 9 patents)

5. Pierre Liechti (1 out of 7 patents)

6. Roger Hafner (1 out of 1 patent)

7. Martin Althaus (1 out of 1 patent)

8. Karsten Güdemann (1 out of 1 patent)

9. Christian Oecknick (1 out of 1 patent)

10. Manuel Steiner (1 out of 6 patents)

11. Judith Andrea Michelle Günther (1 out of 1 patent)

12. Roland Kunkel (1 out of 1 patent)

13. Alfred Kunz (3 patents)

14. Reinhard Geisler (3 patents)

15. Roland Kunkel (1 patent)

6 patents: Sort by Forward Citations

1. 12735840 - Method for producing a transfer mixture by the direct dissolution process, using a thin layer evaporator (2026-09-15),

2. 11352569 - Method for continuously treating vacuum residuals originating from the refinery of crude oil (2022-06-07),

3. 10822550 - Method of processing and/or recovering and/or reutilizing residues, especially from refinery processes (2020-11-03),

4. 10539191 - Process for connecting functional elements to a shaft (2020-01-21),

5. 10442113 - Method and device for treating viscous, paste-like materials (2019-10-15),

6. 9657412 - Method for treating a mixture (2017-05-23),

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USPTO Data Jan 1 1976 - Sep 15 2026

6 Patents

#3 in Arisdorf

#1,480 in Switzerland

Arisdorf, Switzerland

List Technology Ag