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Forward Citations = 24

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5 inventors (with patents filed for the assignee):

Roger Ecoffet (3 out of 4 patents)

Alfred Vollert (3 out of 4 patents)

Joseph Eray (2 out of 3 patents)

4. Sylvain Wenger (2 out of 2 patents)

5. Alain André Sierro (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 7571519 - Device for setting the length of a bracelet, bracelet provided with such a device and watch fitted with such a bracelet (2009-08-11),

2. 5801351 - Method for welding hinge pins onto elements intended to form hinged (1998-09-01),

3. 5663934 - Watertight push button device, particularly for controlling a timepiece (1997-09-02),

4. 5519674 - Packing (1996-05-21),

5. 5340009 - Packing (1994-08-23),

6. 5237546 - Timepiece with a rotating bezel (1993-08-17),

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USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#9 in Le Locle

#1,449 in Switzerland

Le Locle, Switzerland

Werthanor S.a.