Janos Kreidl

This inventor holds 23 USPTO granted patents, primarily in Pharmaceutical Chemistry. Top assignees: Richter Gedeon Vegyeszeti Gyar Rt, Richter Gedeon Vegyeszeti Gmbh. Active years: 1983-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Janos Kreidl. Retrieved from https://idiyas.com/inventor/janos-kreidl

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 = 95.7

Average Co-Inventor Count = 9.3

ph-index = 3

Forward Citations = 30(Granted Patents)

Company Filing History:

22 out of 346

Richter Gedeon Vegyeszeti Gyar Rt

patents

1 out of 2

Richter Gedeon Vegyeszeti Gmbh

patents

Years Active: 1983-2004

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Areas of Expertise:

Organosilane Derivatives

Eburnane Derivatives

Tetrazol Synthesis

Pharmaceutical Compositions

Optically Active Compounds

Pyrimidine Derivatives

Sulfoxide Derivatives

Cimetidine Modifications

Vincaminic Acid Esters

Tetrahydropyridine Derivatives

Apovincaminic Acid Derivatives

Nitrodiaryl Sulfoxides

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6710183 - Process for the synthesis of a known tetrazol derivative (2004-03-23),

2. 6657062 - N-benzylpiperidine and tetrahydropyridine derivatives (2003-12-02),

3. 6093720 - Trans apovincaminic acid ester derivatives (2000-07-25),

4. 5707976 - Substituted propane-2-OL derivatives (1998-01-13),

5. 5352790 - Process for the preparation of (1994-10-04),

6. 5340823 - Organosilane derivatives, pharmaceutical compositions containing them (1994-08-23),

7. 5218119 - Process for preparing the octahydro-indolo[2,3-a] quinolizine diester (1993-06-08),

8. 5198446 - Organosilane derivatives, pharmaceutical compositions containing them (1993-03-30),

9. 5122607 - Racemic and optically active octahydro-indolo(2,3-a) tetrahydropyranyl (1992-06-16),

10. 4985463 - Aminodiaryl sulfoxide derivatives, process for their preparation and (1991-01-15),

11. 4960888 - Preparation of (1990-10-02),

12. 4956007 - Nitraminodiaryl sulfoxide derivatives, process for their preparation and (1990-09-11),

13. 4839362 - Eburnamenine derivatives, pharmaceutical compositions and methods (1989-06-13),

14. 4831194 - Process for the preparation of nitrodiaryl sulfoxides (1989-05-16),

15. 4780537 - Pyrimidine derivatives and process preparing the same (1988-10-25),

Title: Innovations of Janos Kreidl in the Field of Chemistry

Introduction

Janos Kreidl, a notable inventor based in Budapest, Hungary, has made significant contributions to the field of chemistry, particularly in the development of novel synthesis processes. With an impressive portfolio of 23 patents, Kreidl's work demonstrates his expertise and dedication to advancing chemical sciences.

Latest Patents

Among his latest patents are groundbreaking processes for the synthesis of known tetrazol derivatives, specifically focusing on N-benzylpiperidine and tetrahydropyridine derivatives. These innovations highlight his commitment to improving chemical synthesis techniques and fostering new applications within the pharmaceutical industry.

Career Highlights

Janos Kreidl has had a successful career with prominent companies, including Richter Gedeon Vegyeszeti Gyar Rt and Richter Gedeon Vegyeszeti Gmbh. His time at these well-respected organizations has allowed him to collaborate with top professionals and contribute significantly to various research projects.

Collaborations

Throughout his career, Kreidl has had the privilege of working alongside talented coworkers, such as Laszlo Czibula and Csaba Szantay. These collaborations have enriched his research endeavors and facilitated the sharing of innovative ideas and methodologies.

Conclusion

Janos Kreidl's legacy in the field of chemistry is firmly established through his numerous patents and collaborative efforts. His work continues to influence the industry, paving the way for future innovations and advancements in chemical synthesis.

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]