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For the Inventor, By the Inventor

Villejust, France

Eliokem S.a.s.

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 18.2

Forward Citations = 111

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10 inventors (with patents filed for the assignee):

goldMedal Bertrand Guichard (5 out of 7 patents)

silverMedal Hung Dang Ngoc (3 out of 28 patents)

bronzeMedal Barry Wood (3 out of 3 patents)

4.  Patrick Vongphouthone (3 out of 4 patents)

5.  Serge Magnet (3 out of 3 patents)

6.  Sophie Duquesne (3 out of 3 patents)

7.  René Delobel (3 out of 4 patents)

8.  Charaf Jama (3 out of 3 patents)

9.  Cecile Mazard (2 out of 2 patents)

10.  Andrea Valenti (2 out of 2 patents)


11 patents:

1. 8424619 - Drilling fluid (2013-04-23),
2. 7998905 - Drilling fluid containing chlorosulfonated alpha-olefin copolymers (2011-08-16),
3. 7973104 - Rubbery core/shell polymer with improved heat and UV resistance (2011-07-05),
4. 7449430 - Fluid loss reducer for high temperature high pressure water based-mud application (2008-11-11),
5. 7417091 - Polymer binder for intumescent coatings (2008-08-26),
6. 7288588 - Polymer binder for intumescent coatings (2007-10-30),
7. 7256159 - Fluid loss reducer for high temperature high pressure water based-mud application (2007-08-14),
8. 7105605 - Polymer binder for intumescent coatings (2006-09-12),
9. 7101829 - Fluid loss reducer for high temperature and high pressure water-based mud application (2006-09-05),
10. 7094824 - Rubbery polymer with improved properties (2006-08-22),
11. 6984686 - Rubbery polymer with improved properties (2006-01-10),
Company Overview
Eliokem S.a.s., based in Villejust, France, specializes in the development and manufacturing of specialty chemicals, particularly for the coatings, adhesives, and construction industries. The company focuses on innovative solutions that enhance product performance and sustainability. Eliokem is recognized for its expertise in polymer chemistry and its commitment to research and development, enabling it to address the evolving needs of its global clientele in various industrial applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

11 Patents

#1 in Villejust

#1,584 in France

#51,831 in the World

Villejust, FR
Villejust, France

Eliokem S.a.s.

Forward Citations = 111

10 inventors:

goldMedal Bertrand Guichard (5 out of 7 patents)

silverMedal Hung Dang Ngoc (3 out of 28 patents)

bronzeMedal Barry Wood (3 out of 3 patents)

4.  Patrick Vongphouthone (3 out of 4 patents)

5.  Serge Magnet (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Eliokem S.a.s.. Retrieved from https://idiyas.com/company/eliokem-s-a-s

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]
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