Munich, Germany

Helmut Kahl

This inventor holds 2 USPTO granted patents and 3 EPO patents. Top assignee: Giesecke & Devrient Gmbh. Active years: 2011-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Helmut Kahl. Retrieved from https://idiyas.com/inventor/helmut-kahl-i2otg115

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 1.5

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2011-2015

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2 patents (USPTO):Explore Patents

Title: Helmut Kahl: Innovator in Cryptographic Calculations

Introduction

Helmut Kahl is a notable inventor based in Munich, Germany. He has made significant contributions to the field of cryptography, particularly in methods that enhance the efficiency and security of cryptographic calculations. With a total of 2 patents, Kahl's work is recognized for its innovative approach to complex mathematical processes.

Latest Patents

Kahl's latest patents include a method for calculating the modular inverses of a value, which is crucial for cryptographic calculations on portable data carriers. This method involves breaking down the module into at least two factors and calculating auxiliary values for each factor. The efficiency of this method increases with the length of the module, making it suitable for low-power processors while maintaining security against spying attacks. His second patent focuses on a protected cryptographic calculation method that performs integrity checks on keys with multiple parameters. This method is designed to prevent cryptographic attacks by ensuring that conclusions cannot be drawn about one key parameter by corrupting another.

Career Highlights

Helmut Kahl is associated with Giesecke & Devrient GmbH, a company known for its expertise in secure payment and identification solutions. His work at the company has allowed him to develop innovative methods that significantly enhance the security of cryptographic processes.

Collaborations

Kahl has collaborated with notable colleagues such as Markus Bockes and Hermann Drexler. Their combined expertise has contributed to the advancement of cryptographic technologies.

Conclusion

Helmut Kahl's contributions to cryptography through his innovative patents demonstrate his commitment to enhancing security and efficiency in digital calculations. His work continues to influence the field and provides valuable solutions for secure data processing.

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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