Savonlinna, Finland

Tapani Niiranen

This inventor holds 2 USPTO granted patents. Top assignees: Ahlstrom Corporation, Enzo-Gutzeit Oy. Active years: 1987-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tapani Niiranen. Retrieved from https://idiyas.com/inventor/tapani-niiranen

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 = 3.7

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1987-1991

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2 patents (USPTO):Explore Patents

Title: Innovations of Tapani Niiranen

Introduction

Tapani Niiranen is a notable inventor based in Savonlinna, Finland. He has made significant contributions to the field of filtration technology, particularly through his innovative methods and apparatuses. With a total of 2 patents, Niiranen's work has focused on improving the efficiency and effectiveness of disc filters.

Latest Patents

Niiranen's latest patents include a method and apparatus for improving the operation of a disc filter. This invention utilizes a liquid jet to intermittently detach pulp cake from the disc filter. The mechanical or electrical means actuate a nozzle that sprays pressurized fluid at the boundary between the disc filter segment and the pulp cake. This innovative approach enhances the control of pulp cake removal, reducing the use of washing fluid and improving pulp cake consistency. Another significant patent addresses the limitations of known filtering methods, which often create a vacuum inside the sectors when filtered fluid is drained. Niiranen's method introduces a means of admitting ambient air into the disc sectors, thereby increasing the speed of rotation and capacity of the disc filter.

Career Highlights

Throughout his career, Tapani Niiranen has worked with prominent companies such as Ahlstrom Corporation and Enzo-Gutzeit Oy. His experience in these organizations has contributed to his expertise in filtration technologies and has allowed him to develop innovative solutions that address industry challenges.

Collaborations

Niiranen has collaborated with notable individuals in his field, including Erkki E Savolainen and Risto A Ljokkoi. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in filtration technology.

Conclusion

Tapani Niiranen's contributions to the field of filtration through his innovative patents demonstrate his commitment to improving industrial processes. His work continues to influence the industry and showcases the importance of innovation in technology.

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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