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For the Inventor, By the Inventor

Ettlingen, Germany

Klaus Klessing

This inventor holds 10 USPTO granted patents. Top assignees: Dr. Willmar Schwabe Gmbh & Co., Firma Willmar Schwabe, Fa. Wilmar Schwabe Gmbh & Co.. Active years: 1982-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Klaus Klessing. Retrieved from https://idiyas.com/inventor/klaus-klessing

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 177(Granted Patents)


Company Filing History:

goldMedal6 out of 19 
 
Dr. Willmar Schwabe Gmbh & Co.
 patents
silverMedal2 out of 2 
 
Firma Willmar Schwabe
 patents
bronzeMedal1 out of 1 
 
Fa. Wilmar Schwabe Gmbh & Co.
 patent
4. 1 out of 5 
 
Willmar Schwabe Gmbh & Co.
 patents

Years Active: 1982-2002

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10 patents (USPTO):Explore Patents
1. 6444662 - Stable hyperforin salts, method for producing same and their use in the treatment of alzheimer's disease (2002-09-03),
2. 4965283 - Amino acid esters, process for the preparation thereof and use thereof (1990-10-23),
3. 4855320 - 5-arylalkyl-4-alkoxy-2(5H)-furanones, intermediates and processes for (1989-08-08),
4. 4622324 - 1.4;3.6-Dianhydrohexitol nitrates substituted by purine bases, and (1986-11-11),
5. 4542137 - Alkylaminodesoxy-1.4;3.6-dianhydrohexitol nitrates substituted by purine (1985-09-17),
6. 4535158 - Optionally N-substituted aminodesoxy-1.4;3.6-dianhydrohexitol derivatives (1985-08-13),
7. 4479951 - 1.4;3.6-Dianhydrohexitol nitrates substituted by purine bases, processes (1984-10-30),
8. 4413122 - Optionally N-substituted aminodesoxy-1.4;3.6-dianhydrohexitol derivatives (1983-11-01),
9. 4364953 - 2-0- and 5-0-Substituted 1.4;3.6-dianhydrohexitol mononitrates and (1982-12-21),
10. 4363805 - Aminodesoxy-1.4;3.6-dianhydrohexitol nitrates and pharmaceutical (1982-12-14),

Title: Klaus Klessing: Innovator in Pharmaceutical Chemistry

Introduction

Klaus Klessing is a notable inventor based in Ettlingen, Germany, recognized for his significant contributions to pharmaceutical chemistry. With a total of 10 patents to his name, Klessing has made strides in developing innovative solutions for medical treatments.

Latest Patents

Among his latest patents are "Stable hyperforin salts, method for producing same and their use in the treatment of Alzheimer's disease" and "Amino acid esters, process for the preparation thereof and use thereof." These inventions highlight his focus on addressing critical health issues through scientific advancements.

Career Highlights

Klessing has worked with reputable companies such as Dr. Willmar Schwabe GmbH & Co. and Firma Willmar Schwabe. His experience in these organizations has allowed him to refine his expertise and contribute to the field of pharmaceutical development.

Collaborations

Klessing has collaborated with esteemed colleagues, including Shyam Sunder Chatterjee and Clemens Erdelmeier. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Klaus Klessing's innovative spirit and dedication to pharmaceutical chemistry have led to significant advancements in medical treatments. His contributions continue to influence the field and improve the lives of many.

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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