For the Inventor, By the Inventor

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St-Imier, Switzerland

Longines Watchco., Francillon Ltd.

USPTO Granted Patents = 13

Forward Citations = 122

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6 inventors (with patents filed for the assignee):

Alexandre Voirin (5 out of 5 patents)

Francis Jacquerye (2 out of 4 patents)

Gaïane Demur (2 out of 5 patents)

4. Antoine Laurent Guyomard (2 out of 2 patents)

5. Rodolphe Cattin (1 out of 13 patents)

6. Gäiane Demur (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. D1080406 - Wristwatch (2025-06-24),

2. D1077667 - Watch case (2025-06-03),

3. D1066096 - Watch dial (2025-03-11),

4. D1062478 - Watch (2025-02-18),

5. D1044590 - Buckle for a watch bracelet (2024-10-01),

6. D770306 - Watchcase (2016-11-01),

7. D769737 - Watchcase (2016-10-25),

8. D767413 - Watchcase (2016-09-27),

9. D767412 - Watchcase (2016-09-27),

10. D766740 - Watchcase (2016-09-20),

11. D679200 - Watch (2013-04-02),

12. D676338 - Watch (2013-02-19),

13. D462909 - Wristwatch (2002-09-18),

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USPTO Data Jan 1 1976 - Dec 16 2025

13 Patents

#2 in St-Imier

#848 in Switzerland

#43,638 in the World

St-Imier, Switzerland

Longines Watchco., Francillon Ltd.

Forward Citations = 122

6 inventors:

Alexandre Voirin (5 out of 5 patents)

Francis Jacquerye (2 out of 4 patents)

Gaïane Demur (2 out of 5 patents)

4. Antoine Laurent Guyomard (2 out of 2 patents)

5. Rodolphe Cattin (1 out of 13 patents)

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