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Valmet Oy

USPTO Granted Patents = 216

CIPO Patents = 1

Trademarks = 2

Forward Citations = 2,755

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159 inventors (with patents filed for the assignee):

Matti Kankaanpaa (15 out of 19 patents)

Jorma Laapotti (11 out of 43 patents)

Erkki Koski (10 out of 13 patents)

4. Pekka Eskelinen (9 out of 15 patents)

5. Vaino Sailas (7 out of 10 patents)

6. Matti Kankaanpaa (6 out of 6 patents)

7. Martti Koponen (6 out of 6 patents)

8. Matti Verkasalo (6 out of 6 patents)

9. Jouni Koskimies (5 out of 7 patents)

10. Alvi Kirjavainen (5 out of 6 patents)

11. Timo Vedenpaa (5 out of 5 patents)

12. Reima Kerttula (5 out of 5 patents)

13. Martti Pullinen (5 out of 5 patents)

14. Erkki Ilmoniemi (4 out of 6 patents)

15. Juhani Niskanen (4 out of 23 patents)

Core Competencies:

Paper Machine

Coating-Drying

Press Section

Microporous Plate

Variable-Crown Roll

Web Forming

Suction Roll

Calendering

Web Reeling

Adjustable Crown Roll

Fibre Orientation

Press Roll

216 patents: Sort by Forward Citations

1. 5069394 - Drive unit for the reel-up of a paper machine or paper finishing machine (1991-12-03),

2. 5015495 - Method for wet painting or powder coating (1991-05-14),

3. 5009016 - Method for on-machine coating-drying of a paper web or the like (1991-04-23),

4. 4976821 - Press section with separate press zones in a paper machine (1990-12-11),

5. 4931143 - Press section with separate press nips in a paper machine (1990-06-05),

6. 4892622 - Method for resisting formation of undulations in a fiber/water mixture (1990-01-09),

7. 4863656 - Microporous plate and method for manufacturing the same and suction (1989-09-05),

8. 4856204 - Microporous plate and method for manufacturing the same and suction (1989-08-15),

9. 4856161 - Press roll (1989-08-15),

10. 4856159 - Spreader roll or equivalent for fabric in paper machine and method for (1989-08-15),

11. 4856158 - Spreader roll or equivalent for a fabric in a paper machine, and method (1989-08-15),

12. 4856155 - Method and device in an adjustable-crown roll (1989-08-15),

13. 4856154 - Method and device in an adjustable crown roll (1989-08-15),

14. 4854052 - Floater radiation dryer (1989-08-08),

15. 4832794 - Method and apparatus for compensating deflection of a lip beam in a (1989-05-23),

Valmet Oy is a leading global developer and supplier of process technologies, automation, and services for the pulp, paper, and energy industries. With over 200 years of industry experience, Valmet offers a wide range of solutions, including equipment, systems, and services for efficient and sustainable production. Their expertise covers areas such as pulp mills, paper production, handling of waste materials, and biomass conversions. Valmet is committed to customer success, innovation, and environmental sustainability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

216 Patents

#1 in

#20 in Finland

#3,828 in the World

Valmet Oy

Forward Citations = 2,755

159 inventors:

Matti Kankaanpaa (15 out of 19 patents)

Jorma Laapotti (11 out of 43 patents)

Erkki Koski (10 out of 13 patents)

4. Pekka Eskelinen (9 out of 15 patents)

5. Vaino Sailas (7 out of 10 patents)

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