Forward Citations = 135

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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),

Company Overview

Longines Watchco., Francillon Ltd. is a distinguished Swiss watchmaker renowned for its precision and elegance in horology. Based in St-Imier, the company specializes in the design and manufacture of luxury timepieces, combining traditional craftsmanship with innovative technology. Longines is recognized for its commitment to quality and has a rich heritage in producing watches that cater to both sporting and formal occasions, making it a prominent name in the global watch industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

13 Patents

#2 in St-Imier

#878 in Switzerland

#45,081 in the World

St-Imier, Switzerland

Longines Watchco., Francillon Ltd.

Forward Citations = 135

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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Longines Watchco., Francillon Ltd.. Retrieved from https://idiyas.com/company/longines-watchco-francillon

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]