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Rockwool Aktiebolaget

USPTO Granted Patents = 20

Forward Citations = 111

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26 inventors (with patents filed for the assignee):

Ulf L Aberg (7 out of 8 patents)

Gunnar W Hartung (3 out of 3 patents)

Ingemar Ohberg (2 out of 2 patents)

4. Bill Ankersson (2 out of 2 patents)

5. Willy Hartung (2 out of 2 patents)

6. Stellan Dahlberg (2 out of 2 patents)

7. Hans E Brelen (2 out of 4 patents)

8. Gunnar N Cederqvist (2 out of 3 patents)

9. Hangkan Wolff (1 out of 1 patent)

10. Stig Jonsson (1 out of 1 patent)

11. Sven Olof Kjell-Berger (1 out of 1 patent)

12. Torbjorn Lund (1 out of 1 patent)

13. Lennart Alenrot (1 out of 1 patent)

14. Elis Karlsson (1 out of 1 patent)

15. Relja Tomic (1 out of 1 patent)

20 patents: Sort by Forward Citations

1. 5094605 - Flash removal device in a plant for production of mineral wool (1992-03-10),

2. 5032334 - Method and apparatus for supplying a binder to mineral wool (1991-07-16),

3. 4944809 - Method and apparatus for vaccum cleaning a pile of mineral wool plates (1990-07-31),

4. 4932426 - Method and apparatus for vacuum cleaning mineral wool products while (1990-06-12),

5. 4661134 - Method and apparatus for fiberizing molten mineral material (1987-04-28),

6. 4661119 - Coke briquettes (1987-04-28),

7. 4489604 - Apparatus for testing and taking samples from liquid metal (1984-12-25),

8. 4401610 - Method for manufacture of shaped objects of mineral wool (1983-08-30),

9. 4357154 - Method and apparatus for collecting and handling mineral fibres (1982-11-02),

10. 4356017 - Method and apparatus for catching a partly fibrated mineral bloom (1982-10-26),

11. 4284471 - Method for the production of a fibrous mat (1981-08-18),

12. 4240815 - Method for determining the surface weight of a mineral wool mat (1980-12-23),

13. 4234329 - Method for the production of mineral fibers with unitary fiber length (1980-11-18),

14. 4210432 - Method for control of the surface weight of a mineral wool mat (1980-07-01),

15. 4193841 - Method for the manufacture of a mineral fiber sheet (1980-03-18),

Rockwool Aktiebolaget is a global manufacturer of stone wool insulation products. With a history dating back to 1937, the company has established itself as a leader in sustainable building solutions. Their products are used in various industries including construction, horticulture, and marine & offshore. Rockwool Aktiebolaget is committed to sustainability and reducing environmental impact through their innovative products and production processes.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

20 Patents

#1 in Skovde

#302 in Sweden

#30,324 in the World

Rockwool Aktiebolaget

Forward Citations = 111

26 inventors:

Ulf L Aberg (7 out of 8 patents)

Gunnar W Hartung (3 out of 3 patents)

Ingemar Ohberg (2 out of 2 patents)

4. Bill Ankersson (2 out of 2 patents)

5. Willy Hartung (2 out of 2 patents)

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