Mulhouse, France

Hubert Kempf

This inventor holds 6 USPTO granted patents. Top assignees: Rhodia Chimie, Rhone-Poulenc Chimie. Active years: 1992-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hubert Kempf. Retrieved from https://idiyas.com/inventor/hubert-kempf

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 = 3.3

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Lyons, FR (1992)
  • Mulhouse, FR (1993 - 1999)
  • Salindres, FR (2004)

Company Filing History:


Years Active: 1992-2004

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6 patents (USPTO):Explore Patents

Title: Hubert Kempf: Innovator in Fluorination Methods

Introduction

Hubert Kempf is a notable inventor based in Mulhouse, France, recognized for his contributions to the field of chemistry. He holds a total of 6 patents, showcasing his innovative approaches to chemical synthesis and fluorination techniques.

Latest Patents

Kempf's latest patents include a method for using a carbamoyl fluoride as a fluorinating agent. This invention involves treating a derivative with a halogen-containing carbon using a carbamoyl fluoride at temperatures not less than 70 °C. The method maintains specific ratios between hydrofluoric acid and carbamoyl fluoride, as well as between exchangeable halogen atoms, isocyanate functions, and carbamoyl fluoride. This invention is particularly applicable to the synthesis of fluorinated derivatives. Another significant patent involves the chlorination of an aniline in a hydrofluoric medium. This method synthesizes chlorinated aniline on the ring, characterized by a step that chlorinates a precursor aniline in a hydrofluoric medium capable of exchanging chlorine and fluorine in the benzyl position. This invention is useful for synthesizing organofluorinated and/or chlorinated compounds.

Career Highlights

Throughout his career, Hubert Kempf has worked with prominent companies such as Rhone-Poulenc Chimie and Rhodia Chimie. His experience in these organizations has contributed to his expertise in chemical processes and innovations.

Collaborations

Kempf has collaborated with notable coworkers, including Jean-Roger Desmurs and Gilbert Guidot. These partnerships have likely enriched his work and led to further advancements in his field.

Conclusion

Hubert Kempf's innovative contributions to chemical synthesis and fluorination methods have established him as a significant figure in the field. His patents reflect a commitment to advancing chemical processes, making a lasting impact on the 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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