Hamburg, Germany

Heinz Gretz

This inventor holds 1 USPTO granted patent. Top assignee: Hauni-Werke Korber & Co Kg.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Heinz Gretz. Retrieved from https://idiyas.com/inventor/heinz-gretz

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Heinz Gretz: Innovator in Cigarette Manufacturing Technology

Introduction

Heinz Gretz is a notable inventor based in Hamburg, Germany. He has made significant contributions to the field of cigarette manufacturing technology. His innovative approach has led to advancements that enhance the smoking experience for consumers.

Latest Patents

Heinz Gretz holds a patent for a "Method and apparatus for perforating the envelopes of filter cigarettes." This invention focuses on creating perforations in the tubular envelopes of finished filter cigarettes. The purpose of these perforations is to allow cool atmospheric air to enter the column of tobacco smoke. The method is regulated automatically based on various parameters, including the resistance of the rod-like filler and the permeability of the tubular envelope. The perforations are created using laser beams, with the intensity and duration of the laser impingement being adjustable.

Career Highlights

Heinz Gretz is associated with Hauni-Werke Korber & Co., Kg, a company known for its expertise in cigarette manufacturing technology. His work has contributed to the development of more efficient and effective cigarette production methods. With a patent portfolio that includes one significant patent, he has established himself as an innovator in his field.

Collaborations

Heinz has collaborated with notable colleagues such as Willy Rudszinat and Heinz-Christen Lorenzen. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Heinz Gretz's contributions to cigarette manufacturing technology exemplify the impact of innovation in the industry. His patented methods enhance the smoking experience while showcasing the importance of research and development in creating advanced manufacturing solutions.

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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