Karhula, Finland

Hannu Rönkönharju

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Andritz Oy. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hannu Rönkönharju. Retrieved from https://idiyas.com/inventor/hannu-rönkönharju

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

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Average Co-Inventor Count = 3.0

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Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Hannu Rönkönharju: Innovator in Pulp Treatment Technology

Introduction

Hannu Rönkönharju is a notable inventor based in Karhula, Finland. He has made significant contributions to the field of pulp treatment technology. His innovative approach has led to the development of a unique apparatus designed to enhance the washing of pulps.

Latest Patents

Hannu Rönkönharju holds a patent for an "Apparatus and method for washing pulps." This invention includes a liquid-permeable surface that rotates around a shaft, allowing for the formation of a pulp layer. The apparatus features a feeder that supplies pulp for treatment, an internal barrier that defines two treatment sections, and a discharge system for both treated pulp and filtrate. This design enables the separation of different types of pulp during the treatment process, improving efficiency in pulp washing.

Career Highlights

Hannu Rönkönharju is currently employed at Andritz Oy, a company known for its advanced technologies in the pulp and paper industry. His work at Andritz Oy has allowed him to apply his innovative ideas in a practical setting, contributing to the company's reputation for excellence in pulp treatment solutions.

Collaborations

Hannu has collaborated with notable colleagues such as Olavi E Pikka and Pekka Tervola. Their combined expertise has fostered a productive environment for innovation and development within the company.

Conclusion

Hannu Rönkönharju's contributions to pulp treatment technology exemplify the impact of innovation in industrial processes. His patented apparatus represents a significant advancement in the field, showcasing his dedication to improving efficiency in pulp washing.

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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