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Tresu A/s

USPTO Granted Patents = 13

% Expired Patents = 23.1

CIPO Patents = 1

EPO Patents = 9

Forward Citations = 4

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10 inventors (with patents filed for the assignee):

Marko Ryynänen (5 out of 5 patents)

Petri Sirviö (4 out of 13 patents)

Erik Gydesen (4 out of 8 patents)

4. Mads Kylling (3 out of 3 patents)

5. Christian Fogh-Hansen (3 out of 3 patents)

6. Claus Hjulmann Andersen (1 out of 1 patent)

7. Jonas Pettersson (1 out of 1 patent)

8. Juha Lehtola (1 out of 1 patent)

9. Mikkel Qvist Nielsen (1 out of 1 patent)

10. Henrik Leimand (1 out of 3 patents)

11. Marko Ryynaenen (0 patent)

12. Petri SirviÖ (0 patent)

13. Marko RYYÄNEN (0 patent)

14. Marko RYYNÄNEN (0 patent)

13 patents: Sort by Forward Citations

1. 10442185 - Cleaning arrangement and method for cleaning a flexographic coating unit (2019-10-15),

2. 10218154 - Unit and method for corona treatment (2019-02-26),

3. 10011106 - Anti-bouncing printing roller/sleeve (2018-07-03),

4. 9616443 - On-demand operation of a flexographic coating unit (2017-04-11),

5. 9533489 - Apparatus for register control and a method for regulating such apparatus (2017-01-03),

6. 9352552 - System and method for regulating and measuring flow (2016-05-31),

7. 9346232 - Automatic transport apparatus for package manufacturing (2016-05-24),

8. 9283744 - Gasket for a doctor blade chamber (2016-03-15),

9. 9229359 - Doctor blade chamber seal (2016-01-05),

10. 9168727 - Inking unit with adjustment of rollers by bending plate and method for adjustment (2015-10-27),

11. 8493421 - Method and arrangement for manufacturing packages in a digitally controlled process (2013-07-23),

12. 8408127 - Doctor blade chamber (2013-04-02),

13. 7055433 - Method of operation of a printing unit and printing unit for offset machine (2006-06-06),

TRESU A/S is a global supplier of flexographic printing and coating machines, as well as ancillary products and services. With over 40 years of experience, TRESU offers innovative solutions for the packaging, graphics, and industrial sectors. Their high-performance machines and advanced technology enable customers to achieve efficient and reliable production processes. TRESU's dedication to quality, sustainability, and customer satisfaction has made them a trusted partner in the printing industry.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#1 in Bjert

#223 in Denmark

#44,950 in the World

Tresu A/s

Forward Citations = 4

10 inventors:

Marko Ryynänen (5 out of 5 patents)

Petri Sirviö (4 out of 13 patents)

Erik Gydesen (4 out of 8 patents)

4. Mads Kylling (3 out of 3 patents)

5. Christian Fogh-Hansen (3 out of 3 patents)

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