Kelkheim, Germany

Frank Alfter

This inventor holds 2 USPTO granted patents. Top assignee: Hoechst Aktiengesellschaft. Active years: 1997-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frank Alfter. Retrieved from https://idiyas.com/inventor/frank-alfter-pvawz8do

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1997-1998

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2 patents (USPTO):Explore Patents

Title: Frank Alfter: Innovator in Isoindoline Pigments

Introduction

Frank Alfter is a notable inventor based in Kelkheim, Germany. He has made significant contributions to the field of chemistry, particularly in the development of isoindoline pigments. With a total of 2 patents, his work has garnered attention in both academic and industrial circles.

Latest Patents

Frank Alfter's latest patents include innovative formulations of isoindoline pigments. One of his patents focuses on novel isoindoline pigments based on aminoquinoxalinediones, specifically detailing pigments of the formula (I) where R¹ is --CN. Another patent also addresses isoindoline pigments, presenting a similar formula where R¹ is --CN and R² can be either CN or a 5- to 7-membered hetero-cycle. These advancements highlight his expertise in pigment chemistry and its applications.

Career Highlights

Throughout his career, Frank has been associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work there has allowed him to explore and develop new chemical compounds that have practical applications in various industries.

Collaborations

Frank has collaborated with notable colleagues such as Gustav Kapaun and Rudiger Jung. These partnerships have contributed to the success of his projects and the advancement of their shared research goals.

Conclusion

Frank Alfter's contributions to the field of isoindoline pigments demonstrate his innovative spirit and dedication to advancing chemical research. His patents reflect a commitment to developing new materials that can have 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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