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Helsinki, Finland

Stora Enso Oyj

USPTO Granted Patents = 313

% Expired Patents = 16.0

CIPO Patents = 38

EPO Patents = 285

Trademarks = 31

Forward Citations = 607

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360 inventors (with patents filed for the assignee):

Isto Heiskanen (105 out of 107 patents)

Kaj Backfolk (87 out of 87 patents)

Jari Räsänen (36 out of 38 patents)

4. Esa Saukkonen (30 out of 30 patents)

5. Jukka Kankkunen (27 out of 27 patents)

6. Kimmo Nevalainen (26 out of 28 patents)

7. Tapani Penttinen (22 out of 30 patents)

8. Ville Ribu (20 out of 20 patents)

9. Katja Lyytikäinen (18 out of 18 patents)

10. Juha Maijala (14 out of 16 patents)

11. Ashar Zafar (13 out of 13 patents)

12. Dimitri Areskogh (12 out of 13 patents)

13. Ali Harlin (11 out of 38 patents)

14. Lars Axrup (11 out of 11 patents)

15. Anna Kauppi (11 out of 11 patents)

Core Competencies:

Microfibrillated Cellulose

Biobased Barrier Film

Lignin-Based Resin

Packaging Material

Multilayer Film

Coated Paperboard

Adhesive Formulation

Gas Barrier Film

Light Weight Linerboard

Fibrous Material

Nanocellulose

Corrugated Board

313 patents: Sort by Forward Citations

1. 12753551 - Method for fractionation of highly refined cellulose (2026-10-06),

2. 12747539 - Multi-ply liner with washed NSSC pulp (2026-09-29),

3. 12747538 - Method for producing a multilayer machine glazed paper comprising highly refined cellulose fibers and a multilayer machine glazed paper produced (2026-09-29),

4. 12742291 - Barrier coating for paper and paperboard (2026-09-22),

5. 12734785 - Laminates (2026-09-15),

6. 12723352 - Method for producing a film comprising microfibrillated cellulose, and a film comprising microfibrillated cellulose (2026-09-01),

7. 12722976 - Bio-based carbon foam (2026-09-01),

8. 12722975 - Process for producing carbon from heat treated lignin (2026-09-01),

9. 12716173 - Barrier paper or barrier film comprising highly refined pulp from fibers obtained from used beverage cartons (2026-08-25),

10. 12716172 - Method for producing a machine glazed paper comprising microfibrillated cellulose and a machine glazed paper (2026-08-25),

11. 12715668 - Gas barrier film for packaging material (2026-08-25),

12. 12692664 - Multi-ply liner for use in corrugated board (2026-07-28),

13. 12683147 - Method for producing a granular carbon-carbon composite from a lignin-carbon composite (2026-07-14),

14. 12680232 - Method for manufacturing a barrier film, and a barrier film (2026-07-14),

15. 12638374 - Method and device for evaluating the permeability of a sample (2026-05-26),

Company Overview

Stora Enso Oyj, headquartered in Helsinki, Finland, is a leading provider of renewable solutions in packaging, biomaterials, wooden constructions, and paper. The company specializes in cellulose-based materials, focusing on innovations such as microfibrillated cellulose and biobased barrier films. Stora Enso develops advanced packaging materials, multilayer films, and coated paperboard, emphasizing sustainability and performance. Its expertise in lignin-based resins and adhesive formulations positions it at the forefront of eco-friendly material technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

313 Patents

#5 in Helsinki

#13 in Finland

#2,867 in the World

Helsinki, Finland

Stora Enso Oyj

Forward Citations = 607

360 inventors:

Isto Heiskanen (105 out of 107 patents)

Kaj Backfolk (87 out of 87 patents)

Jari Räsänen (36 out of 38 patents)

4. Esa Saukkonen (30 out of 30 patents)

5. Jukka Kankkunen (27 out of 27 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stora Enso Oyj. Retrieved from https://idiyas.com/company/stora-enso-oyj

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]

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