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For the Inventor, By the Inventor

Tervuren, Belgium

Etienne Hannecart

This inventor holds 23 USPTO granted patents, primarily in Conductive Polymers. Top assignees: Solvay & Cie (Societe Anonyme), Solvay Sa, Solvay (Societe Anonyme). Active years: 1990-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Etienne Hannecart. Retrieved from https://idiyas.com/inventor/etienne-hannecart

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 9

Forward Citations = 275(Granted Patents)


Location History:

  • Tervueren, BE (1990 - 1993)
  • Tervuren, BE (1992 - 2001)

Company Filing History:

goldMedal10 out of 103 
 
Solvay & Cie (Societe Anonyme)
 patents
silverMedal5 out of 262 
 
Solvay Sa
 patents
bronzeMedal3 out of 382 
 
Solvay (Societe Anonyme)
 patents
4. 2 out of 175 
 
Solvay & Cie
 patents
5. 1 out of 43 
 
Alcatel Cable
 patents
6. 1 out of 8,819 
 
Commissariat a L'energie Atomique Et Aux Energies Alternatives
 patents
7. 1 out of 1 
 
Compagnie Generale D'electricite (Societe Anonyme)
 patent
8. 1 out of 19 
 
Solvay
 patents
9. 1 out of 1 
 
Solvay Polyolefins Eurpoe--Belgium (Societe Anonyme)
 patent
where one patent can have more than one assignee

Years Active: 1990-2001

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Areas of Expertise:
Vinylidene Fluoride
Electrochemical Energy Storage
Conductive Polymers
Polyindoles
Fluorinated Thiophenes
Polythiophenes
Polypyrrole
Aromatic Heterocyclic Compounds
Electrically Conductive
Ground Polyolefin
Polar Polymers
Dedoped Conductive
23 patents (USPTO):Explore Patents
1. 6319972 - Compositions containing vinylidene fluoride polymers which are stabilized to heat (2001-11-20),
2. 6127435 - Process for the treatment of ground polyolefin material, ground material (2000-10-03),
3. 5929152 - Compositions containing vinylidene fluoride polymers which are (1999-07-27),
4. 5416155 - Material for semiconductive screening (1995-05-16),
5. 5405937 - Polymers derived from fluorinated thiophenes, and conductive polymers (1995-04-11),
6. 5290891 - Process for the preparation of polyindoles, electroconductive (1994-03-01),
7. 5286413 - Mixtures of polar polymers and dedoped conductive polymers, processes (1994-02-15),
8. 5284723 - Electrochemical energy storage devices comprising electricaly conductive (1994-02-08),
9. 5279768 - Process for the preparation of electrically conductive polymers derived (1994-01-18),
10. 5268448 - Conducting polymers derived from fluorinated thiophenes (1993-12-07),
11. 5264157 - Material based on an electronic conductive polymer incorporating (1993-11-23),
12. 5254648 - Process for the preparation of polythiophenes and electrically (1993-10-19),
13. 5236627 - Compositions of electrically conductive polymers derived from (1993-08-17),
14. 5221786 - Process for the preparation of polythiophenes and electrically (1993-06-22),
15. 5215682 - Process for preparing a latex based on polypyrrole and use of this latex (1993-06-01),

Title: Unveiling the Inventive Journey of Etienne Hannecart

Introduction:

Etienne Hannecart stands as a prolific inventor hailing from Tervuren, Belgium, with an impressive portfolio of 23 patents to his name. His innovative spirit and dedication to pushing the boundaries of science have solidified his position as a trailblazer in the field of polymer materials.

Latest Patents:

Among his latest patents are groundbreaking compositions containing vinylidene fluoride polymers that are effectively stabilized to heat. Additionally, his inventions include a revolutionary process for treating ground polyolefin material sourced from scrap dairy product containers, utilizing agents like hydrogen peroxide, steam, and sodium hydroxide to deodorize the polyolefin. The resulting ground material boasts an imperceptible level of residual odour, making it ideal for the production of shaped objects.

Career Highlights:

Etienne Hannecart's innovative efforts have been notably recognized during his tenure at renowned companies such as Solvay SA and Commissariat a L'energie Atomique. His contributions have not only advanced the field of polymer materials but have also paved the way for sustainability and efficiency in manufacturing processes.

Collaborations:

Throughout his career, Hannecart has had the privilege of collaborating with esteemed professionals in the industry. Notable coworkers include Elise Destryker and Claude Franquinet, who have jointly contributed to the success of various projects alongside Hannecart.

Conclusion:

In conclusion, Etienne Hannecart's journey as an inventor is a testament to his unwavering commitment to innovation and excellence. His patents and collaborations reflect a career filled with groundbreaking achievements and a lasting impact on the realm of polymer materials.

Profile summary based on public USPTO records.
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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