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Villiers-Lebel, France

Gilson Sas

USPTO Granted Patents = 49

CIPO Patents = 17

EPO Patents = 27

Trademarks = 19

Forward Citations = 213

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34 inventors (with patents filed for the assignee):

Hervé Malvoisin (8 out of 8 patents)

Bruno Dudek (7 out of 7 patents)

Francois Viot (6 out of 7 patents)

4. Sanjay Ramsamy (5 out of 6 patents)

5. Stephane Guichardon (4 out of 5 patents)

6. Frédéric Millet (4 out of 6 patents)

7. Stéphane Guichardon (3 out of 3 patents)

8. Claude Voyeux (3 out of 3 patents)

9. Yves May (3 out of 3 patents)

10. Frédéric Alejos (3 out of 3 patents)

11. Nicolas Paris (2 out of 2 patents)

12. Frédéric Sanquer (2 out of 2 patents)

13. Frédéric De Maack (2 out of 2 patents)

14. Bernard Roussel (2 out of 2 patents)

15. Jonathan M Barbieux (2 out of 2 patents)

Core Competencies:

Pipetting Systems

Multi-Channel Pipettes

Ergonomic Design

Volume Adjustment

Liquid Sampling

Positive Displacement

Ejection Mechanism

Fluorination Techniques

Microtiter Plate Centering

Anomaly Detection

Viscosity Measurement

Interchangeable Volume Counter

49 patents: Sort by Forward Citations

1. 12485411 - Multi-channel pipetting system of improved design (2025-12-02),

2. 12128396 - Manually-operated mono-channel or multi-channel pipettes and control button intended for such pipettes (2024-10-29),

3. 12005383 - Method for fluorinating a filter for a pipette tip, pipette tip, associated production method and pipette (2024-06-11),

4. 11845076 - System for ejecting tips of sampling pipettes with improved ergonomics (2023-12-19),

5. 11559800 - Device for locking a volume adjustment screw for a pipetting system (2023-01-24),

6. 11458466 - Pipette system with interchangeable volume counter (2022-10-04),

7. 11364491 - Dog clutch system for holding the position of a volume adjustment screw for a sampling pipette (2022-06-21),

8. 11192099 - Manually-operated mono-channel or multichannel pipettes and control button intended for such pipettes (2021-12-07),

9. 11084030 - Pipette for sampling an extended range of volumes of liquid (2021-08-10),

10. D917716 - Pipette's upper part (2021-04-27),

11. 10933411 - Pipetting system tip having double conicity (2021-03-02),

12. 10835902 - Support housing for sampling cones for a pipetting system (2020-11-17),

13. 10799860 - Sampling pipette comprising a control member with double function for ejecting a cone and unlocking the system for volume adjustment (2020-10-13),

14. 10799859 - Control button for a sampling pipette (2020-10-13),

15. 10639624 - Multichannel pipetting system comprising two aspiration chambers that are imbricated in one another (2020-05-05),

GILSON SAS is a leading global provider of high-quality laboratory equipment and consumables. With over 60 years of experience, the company is recognized for its innovative solutions in liquid handling, purification, and extraction techniques. GILSON SAS offers a wide range of products including pipettes, automated liquid handling systems, chromatography systems, and more. The company is committed to delivering precise, reliable, and reproducible results to scientists and researchers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

49 Patents

#1 in Villiers-Lebel

#470 in France

#13,885 in the World

Villiers-Lebel, France

Gilson Sas

Forward Citations = 213

34 inventors:

Hervé Malvoisin (8 out of 8 patents)

Bruno Dudek (7 out of 7 patents)

Francois Viot (6 out of 7 patents)

4. Sanjay Ramsamy (5 out of 6 patents)

5. Stephane Guichardon (4 out of 5 patents)

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