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Stora Kopparbergs Bergslags Ab

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USPTO Granted Patents = 18

Trademarks = 2

Forward Citations = 142

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21 inventors (with patents filed for the assignee):

Ragnar Bernhard (3 out of 6 patents)

Bjorn Widell (3 out of 12 patents)

Per H Collin (3 out of 12 patents)

4. Bertil Ahlinder (2 out of 2 patents)

5. Bengt G Qvarnstrom (2 out of 5 patents)

6. Erik A Bengtsson (2 out of 2 patents)

7. Sven O Santen (2 out of 33 patents)

8. Sven-Erik Malmeblad (2 out of 2 patents)

9. Hans-Georg Blumenthal (1 out of 1 patent)

10. Håkan Sjöström (1 out of 1 patent)

11. Peter Wickstrom (1 out of 2 patents)

12. Jorgen Dahlin (1 out of 1 patent)

13. Ulf Nyberg (1 out of 1 patent)

14. Per Harald Collin (1 out of 12 patents)

15. Karl-Erik Moren (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 6308485 - Panel and method for mounting the same (2001-10-30),

2. 6221212 - Cardboard having great reigidity (2001-04-24),

3. 6187059 - Shading of paper (2001-02-13),

4. 6033444 - Shading of paper (2000-03-07),

5. 5961781 - Process for recovering heat energy by condensation of vapor and dilution (1999-10-05),

6. 5922420 - Chemically modified wood (1999-07-13),

7. 4692209 - Recovery of chemicals from pulp waste liquor (1987-09-08),

8. 4680136 - Method for preparing compositions which can be used in the production of (1987-07-14),

9. 4601786 - Recovery of chemicals from pulp waste liquor with plasma generator (1986-07-22),

10. 4580354 - Method and device for measuring humidity (1986-04-08),

11. 4481893 - Method and apparatus for automatically handling reusable seedling units (1984-11-13),

12. D273482 - Seedling flat (1984-04-17),

13. 4374663 - Method and apparatus for reducing an iron oxide material in a fluidized (1983-02-22),

14. 4359212 - Apparatus for reducing finely divided iron oxide material (1982-11-16),

15. 4131452 - Method for direct manufacture of crude steel (1978-12-26),

Company Overview

Stora Kopparbergs Bergslags AB, based in Falun, Sweden, is a prominent player in the mining and mineral processing sector. The company specializes in the extraction and production of copper and other minerals, leveraging advanced technologies to enhance efficiency and sustainability in its operations. With a strong commitment to environmental stewardship, Stora Kopparbergs integrates innovative practices in its mining processes, contributing to the responsible development of mineral resources in the region.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

18 Patents

#2 in Falun

#367 in Sweden

#34,283 in the World

Stora Kopparbergs Bergslags Ab

Forward Citations = 142

21 inventors:

Ragnar Bernhard (3 out of 6 patents)

Bjorn Widell (3 out of 12 patents)

Per H Collin (3 out of 12 patents)

4. Bertil Ahlinder (2 out of 2 patents)

5. Bengt G Qvarnstrom (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stora Kopparbergs Bergslags Ab. Retrieved from https://idiyas.com/company/stora-kopparbergs-bergslags-ab

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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