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Stora Kopparbergs Bergslags Aktiebolag

USPTO Granted Patents = 15

Forward Citations = 210

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21 inventors (with patents filed for the assignee):

Per Harald Collin (5 out of 11 patents)

Bengt G Qvarnstrom (3 out of 5 patents)

Bjorn Widell (2 out of 12 patents)

4. Martin Hirsch (1 out of 50 patents)

5. Leif Norlander (1 out of 6 patents)

6. Lothar Reh (1 out of 23 patents)

7. Folke Karl Johansson (1 out of 2 patents)

8. Bo Erik Berggren (1 out of 1 patent)

9. Nils Torsten Strandberg (1 out of 1 patent)

10. Erik Anders Josefsson (1 out of 1 patent)

11. Per Ingvar Hellman (1 out of 1 patent)

12. Bo Gunnar Klang (1 out of 1 patent)

13. Per H Collin (1 out of 12 patents)

14. Sten Lennart Bergh (1 out of 1 patent)

15. Gustav Nils Westerberg (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 5536369 - Fluff pulp and method for the preparation of fluff pulp (1996-07-16),

2. D370764 - Pallet (1996-06-11),

3. 5035105 - Method and a device designed to arrange and pack seedlings (1991-07-30),

4. 4408549 - Method for transplanting of seedlings (1983-10-11),

5. 4389814 - Seedling transplant unit (1983-06-28),

6. 4205980 - Process for removing sulphur from crude iron (1980-06-03),

7. 4084958 - Method of reducing finely grained material containing iron oxides in a (1978-04-18),

8. 4073642 - Method for reducing material containing iron oxides (1978-02-14),

9. 4042376 - Method for carrying out endothermic reduction processes in a (1977-08-16),

10. 4032333 - Rolled steel materials (1977-06-28),

11. 4026679 - Apparatus for and process of converting carbonaceous materials (1977-05-31),

12. 4011108 - Cutting tools and a process for the manufacture of such tools (1977-03-08),

13. 4002509 - Process for the manufacture of a high strength chain and the product (1977-01-11),

14. 3985544 - Method for simultaneous combined production of electrical energy and (1976-10-12),

15. 3930426 - Method of making a saw blade (1976-01-06),

Stora Enso is a leading global provider of renewable solutions in packaging, biomaterials, wooden constructions, and paper. The company is committed to sustainable practices and innovation to drive the circular economy and reduce carbon emissions.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

15 Patents

#4 in Falun

#402 in Sweden

#38,669 in the World

Stora Kopparbergs Bergslags Aktiebolag

Forward Citations = 210

21 inventors:

Per Harald Collin (5 out of 11 patents)

Bengt G Qvarnstrom (3 out of 5 patents)

Bjorn Widell (2 out of 12 patents)

4. Martin Hirsch (1 out of 50 patents)

5. Leif Norlander (1 out of 6 patents)

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