Juha Leimu

This inventor holds 9 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Metso Paper Inc., Valmet Corporation, Velmet Corporation. Active years: 1998-2010.

USPTO Granted Patents = 9

% Patents Active = 55.6

CIPO Patents = 2

EPO Patents = 1

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 70(Granted Patents)

Company Filing History:

Years Active: 1998-2010

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7648613 - Method and arrangement in a paper machine or the like close to a moving web to be dried and usually supported against a wire, sealing device and paper machine (2010-01-19),

2. 7422662 - Sealing arrangement against a moving fabric (2008-09-09),

3. 7022185 - Apparatus for treating a web of paper or paperboard (2006-04-04),

4. 6896770 - Arrangement within a yankee cylinder or the like and a roller of a paper machine (2005-05-24),

5. 6848195 - Blow box for controlling the web run (2005-02-01),

6. 6517430 - Supply air system (2003-02-11),

7. 6228148 - Method for separating particles from an air flow (2001-05-08),

8. 6148831 - Method for cleaning a web (2000-11-21),

9. 5800679 - Device in a paper machine or in a finishing device of a paper machine (1998-09-01),

Title: Innovations of Juha Leimu in Paper Machine Technology

Introduction

Juha Leimu is a notable inventor based in Turku, Finland, recognized for his contributions to the field of paper machine technology. With a total of nine patents to his name, Leimu has developed innovative solutions that enhance the efficiency and functionality of paper production processes.

Latest Patents

Among his latest patents, Leimu has introduced a method and arrangement in a paper machine designed to operate close to a moving web that is typically supported against a wire. This invention includes a sealing device and a paper machine that incorporates such an arrangement. The method involves a movable sealing mechanism situated in the drying section of a paper machine, positioned between two regions with differing pressures. By controlling the air amounts supplied to or discharged from each side of the sealing, specific pressures can be maintained in these regions. This innovative sealing arrangement is automatically adjusted to the desired position relative to the web during normal operations. Another significant patent focuses on a sealing arrangement against a moving fabric in a paper machine, featuring a stiff sealing element that spans the entire width of the fabric. This sealing element is adjustable, allowing for precise positioning in relation to the fabric.

Career Highlights

Leimu has had a distinguished career, working with prominent companies in the paper industry, including Metso Paper Inc. and Valmet Corporation. His experience in these organizations has significantly contributed to his expertise in paper machine technology and innovation.

Collaborations

Throughout his career, Juha Leimu has collaborated with talented professionals, including Jan Lindstrom and Rami Aaltonen, who have contributed to his projects and innovations.

Conclusion

Juha Leimu's work in the field of paper machine technology exemplifies the impact of innovative thinking on industrial processes. His patents reflect a commitment to improving efficiency and functionality in paper production, making him a significant figure in the industry.