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Billesholm, Sweden

Gullfiber Ab

USPTO Granted Patents = 16

Forward Citations = 187

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17 inventors (with patents filed for the assignee):

Kalman Csiki (7 out of 10 patents)

Jan-Olof Johansson (3 out of 3 patents)

Karel Spacek (3 out of 3 patents)

4. Heikki Korpela (3 out of 5 patents)

5. Tord R Lundin (3 out of 5 patents)

6. Tord Rune Lundin (2 out of 2 patents)

7. Leif Carl Ampler (1 out of 1 patent)

8. Lars Norrhede (1 out of 1 patent)

9. Ralf Warna (1 out of 1 patent)

10. Helle G Johansson (1 out of 2 patents)

11. Pahr O Holmgren (1 out of 1 patent)

12. Per-Olof Sanden (1 out of 1 patent)

13. Ingvar H Johansson (1 out of 3 patents)

14. Per Holmgren (1 out of 1 patent)

15. Arne Thomsen (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 4639318 - Tubular filter primarily intended for filtration of liquids (1987-01-27),

2. 4614487 - Ear plug as well as a method and apparatus for the production thereof (1986-09-30),

3. 4608217 - Method for the production of an ear plug (1986-08-26),

4. 4517845 - Method and apparatus for determining the flow velocity of a molten, (1985-05-21),

5. 4498469 - Ear plug as well as a method and apparatus for the production thereof (1985-02-12),

6. 4375702 - Device for mounting an earmuff on a helmet (1983-03-08),

7. 4338929 - Ear-plug (1982-07-13),

8. 4299074 - Method and apparatus for compressing voluminous material easy to compress (1981-11-10),

9. 4215683 - Ear-plug (1980-08-05),

10. 4164160 - Transverse cutter (1979-08-14),

11. 4117754 - Transverse cutter (1978-10-03),

12. D248191 - Ear muff support for a safety helmet with ear muffs (1978-06-20),

13. 4067672 - Apparatus for producing a body of porous thermoplastic material (1978-01-10),

14. 4051742 - Arrangement for tensioning and guiding the belts of a cellular plastic (1977-10-04),

15. D244491 - Safety helmet with ear muffs for hearing protection and fastening device (1977-05-31),

Gullfiber AB is a Swedish company based in Billesholm, specializing in the development and manufacturing of advanced fiber materials. The organization focuses on innovative solutions for various applications, including insulation and reinforcement materials, catering to industries such as construction and automotive. With a commitment to sustainability, Gullfiber integrates eco-friendly practices into its production processes, aiming to enhance performance while minimizing environmental impact. The company is dedicated to research and development, continuously exploring new technologies to meet evolving market needs.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

16 Patents

#1 in Billesholm

#407 in Sweden

#37,766 in the World

Billesholm, Sweden

Gullfiber Ab

Forward Citations = 187

17 inventors:

Kalman Csiki (7 out of 10 patents)

Jan-Olof Johansson (3 out of 3 patents)

Karel Spacek (3 out of 3 patents)

4. Heikki Korpela (3 out of 5 patents)

5. Tord R Lundin (3 out of 5 patents)

Please report any incorrect information to [email protected]

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