Forward Citations = 84

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10 inventors (with patents filed for the assignee):

Keijo K Snygg (3 out of 6 patents)

Tapani Nyman (2 out of 5 patents)

Kai Wikman (2 out of 2 patents)

4. Vesa Rommi (1 out of 2 patents)

5. Hannu Partanen (1 out of 1 patent)

6. Matti Nieminen (1 out of 1 patent)

7. Pentti Alatalo (1 out of 1 patent)

8. Osmo Evalahti (1 out of 3 patents)

9. Jarmo Kurki (1 out of 1 patent)

10. Osmo Korhonen (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 5185064 - Means for controlling wires in a paper machine or cardboard machine (1993-02-09),

2. 5144890 - Actuator of modular construction for rolls of a machine calender (1992-09-08),

3. 5074964 - Web forming apparatus having a double wire section (1991-12-24),

4. 4997524 - Method and apparatus for transport of a web to be threaded (1991-03-05),

5. 4988408 - Apparatus for guiding wires of a double wire former (1991-01-29),

6. 4984490 - Method and apparatus for adjusting the cutting knife clearance in sheet (1991-01-15),

7. 4979689 - Method and apparatus for winding a web (1990-12-25),

8. 4934619 - Method and apparatus for winding a web (1990-06-19),

9. 4927499 - Apparatus for stabilizing the jet flow exiting a headbox of a paper (1990-05-22),

10. 4923569 - Hydraulic headbox with air attenuation chamber located under the stock (1990-05-08),

11. 4749139 - Apparatus for severing a web (1988-06-07),

Company Overview

Valmet-Ahlstrom Inc. is a prominent player in the development and manufacturing of advanced technologies and services for the pulp, paper, and energy industries. The company specializes in providing innovative solutions that enhance efficiency and sustainability in production processes. With a strong focus on research and development, Valmet-Ahlstrom is dedicated to creating cutting-edge technologies that address the evolving needs of its global clientele, particularly in the Nordic region and beyond.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#1 in Karhula

#273 in Finland

#51,761 in the World

Karhula, Finland

Valmet-Ahlstrom Inc.

Forward Citations = 84

10 inventors:

Keijo K Snygg (3 out of 6 patents)

Tapani Nyman (2 out of 5 patents)

Kai Wikman (2 out of 2 patents)

4. Vesa Rommi (1 out of 2 patents)

5. Hannu Partanen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Valmet-Ahlstrom Inc.. Retrieved from https://idiyas.com/company/valmet-ahlstrom

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

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]