Bougival, France

Marielle Gagniere

This inventor holds 3 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Axens, Sasol Technology (Pty) Limited. Active years: 2018-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Marielle Gagniere. Retrieved from https://idiyas.com/inventor/marielle-gagniere

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


% Patents Active = 66.7


 

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Bougival, FR (2018 - 2020)
  • Chatou, FR (2020)

Company Filing History:


Years Active: 2018-2020

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3 patents (USPTO):Explore Patents

Title: Marielle Gagniere: Innovator in Hydrocarbon Processing

Introduction

Marielle Gagniere is a prominent inventor based in Bougival, France. She has made significant contributions to the field of hydrocarbon processing, particularly through her innovative patents. With a total of 3 patents, her work focuses on enhancing the efficiency of hydroconversion and oligomerization processes.

Latest Patents

One of her latest patents is a coil-wound heat exchanger designed for hydrotreatment or hydroconversion. This invention relates to a device and process that utilizes a single-pass heat exchanger formed by a vertical chamber with helically wound tubes. This design allows for effective heating and distribution of hydrocarbon feedstock and hydrogen mixtures, as well as cooling the reaction effluent from the treatment section.

Another notable patent involves a process for the oligomerization of light olefins. This process includes a reaction section with at least two permutable reactors, promoting selectivity for middle distillates. The innovative setup allows for optimized catalytic reactions, enhancing the production of valuable hydrocarbons.

Career Highlights

Marielle has worked with reputable companies such as Axens and Sasol Technology (Pty) Limited. Her experience in these organizations has contributed to her expertise in hydrocarbon processing technologies.

Collaborations

Throughout her career, Marielle has collaborated with notable professionals, including Claire Silberstein and Odile Lajeunesse. These partnerships have further enriched her work and innovations in the field.

Conclusion

Marielle Gagniere stands out as a significant figure in hydrocarbon processing innovation. Her patents reflect her commitment to advancing technology in this critical industry.

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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