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For the Inventor, By the Inventor

Hedehusene, Denmark

Rockwool International A/s

USPTO Granted Patents = 186

% Expired Patents = 15.1



Trademarks = 57

Forward Citations = 1,332

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185 inventors (with patents filed for the assignee):

goldMedal Erling Lennart Hansen (14 out of 15 patents)

silverMedal Soren Lund Jensen (11 out of 11 patents)

bronzeMedal Lars Elmekilde Hansen (11 out of 13 patents)

4.  Jacob Frank De Groot (10 out of 14 patents)

5.  Vermund Rust Christensen (9 out of 9 patents)

6.  Povl Nissen (8 out of 10 patents)

7.  Eelke Gjalt Hempenius (7 out of 7 patents)

8.  Leif Moeller Jensen (7 out of 7 patents)

9.  Jean Marie Wilhelmus Cuypers (7 out of 8 patents)

10.  Kenn Christensen (6 out of 7 patents)

11.  Gorm Rosenberg (6 out of 7 patents)

12.  Marianne Guldberg (6 out of 6 patents)

13.  Svend Grove-Rasmussen (6 out of 6 patents)

14.  Thor Brede Husemoen (6 out of 7 patents)

15.  Thomas Hjelmgaard (5 out of 14 patents)


Core Competencies:
Mineral Wool
Building Insulation
Plant Growth Substrates
Acoustic Panels
Fire Safe Sealing
Suspended Ceiling Systems
Hydrophobic Binder
Insulating Wall Systems
Aerogel Composites
Defective Mineral Fibres
Growth Substrate Products
Seismic Separation Clips

186 patents:

1. D1140100 - Support member for a suspended ceiling (2026-08-04),
2. 11873943 - Mineral wool product (2024-01-16),
3. 11604045 - Security barrier for providing protection in public space (2023-03-14),
4. 11590747 - Method of producing a mineral wool product comprising a multiple of lamellae and a product of such kind (2023-02-28),
5. 11566435 - Panel for a building structure having a predefined curvature and a method of manufacturing such panel (2023-01-31),
6. 11536025 - Bridging connectors for suspended ceiling systems (2022-12-27),
7. 11530537 - Suspension system (2022-12-20),
8. 11519547 - Mineral wool product prepared with a binder containing a hydrophobic agent (2022-12-06),
9. 11516974 - Growth substrate product formed of mineral wool (2022-12-06),
10. 11337377 - Plant growth substrates (2022-05-24),
11. 11318708 - Panel (2022-05-03),
12. 11313119 - Interior insulation system with moisture control (2022-04-26),
13. 11277982 - Method for growing plants (2022-03-22),
14. 11274444 - Binder (2022-03-15),
15. 11247243 - Method and apparatus for rejection of defective mineral fibre slabs (2022-02-15),
Company Overview
Rockwool International A/S, headquartered in Hedehusene, Denmark, specializes in the development and manufacturing of mineral wool products. The company focuses on innovative solutions for building insulation, plant growth substrates, and acoustic panels, catering to diverse sectors including construction and horticulture. Rockwool's expertise extends to fire-safe sealing technologies and suspended ceiling systems, emphasizing energy efficiency and sustainability in its offerings. The organization is committed to enhancing indoor environments while promoting environmental responsibility.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Rockwool International A/s USPTO Patent Assignee Logo
186 Patents

#1 in Hedehusene

#26 in Denmark

#4,513 in the World

Hedehusene, DK
Hedehusene, Denmark

Rockwool International A/s

Forward Citations = 1,332

185 inventors:

goldMedal Erling Lennart Hansen (14 out of 15 patents)

silverMedal Soren Lund Jensen (11 out of 11 patents)

bronzeMedal Lars Elmekilde Hansen (11 out of 13 patents)

4.  Jacob Frank De Groot (10 out of 14 patents)

5.  Vermund Rust Christensen (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rockwool International A/s. Retrieved from https://idiyas.com/company/rockwool-international-a-s

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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