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Aktiebolaget Svenska Flaktfabriken

USPTO Granted Patents = 42

Forward Citations = 734

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41 inventors (with patents filed for the assignee):

Sergio De Feudis (5 out of 7 patents)

Ingemar Karlsson (4 out of 8 patents)

Ove Strindehag (4 out of 4 patents)

4. Lennart Gustavsson (3 out of 16 patents)

5. Roy B Holmberg (3 out of 4 patents)

6. Birger Larkfeldt (2 out of 2 patents)

7. Roy Holmberg (2 out of 2 patents)

8. Erik Wrangel (2 out of 2 patents)

9. Edgar Saterdal (2 out of 3 patents)

10. Sune Bengtsson (1 out of 6 patents)

11. Tord Herlog Karlsson (1 out of 1 patent)

12. Karl-Erik F Fermer (1 out of 1 patent)

13. Dennis I Svensson (1 out of 1 patent)

14. Rune Gustafsson (1 out of 1 patent)

15. Rolf Akesson (1 out of 1 patent)

Core Competencies:

Sodium Citrate Recovery

Textile Cleaning Processes

Web Material Formation

Axial Fans

Humidity Exchange Apparatus

Electrostatic Precipitators

Air Conditioning Solutions

Dust Removal Apparatus

Solar Energy Utilization

Pneumatic Conveying Systems

Heat Recovery Methods

Noise Reduction Devices

42 patents: Sort by Forward Citations

1. 4310691 - Method for selectively recovering sodium citrate from an aqueous solution (1982-01-12),

2. 4298367 - Method of and device for cleansing in a fibre blanket manufacturing plant (1981-11-03),

3. 4277255 - Cleaning process control method for textile barrier filter material (1981-07-07),

4. 4269578 - Apparatus for forming a web of material (1981-05-26),

5. 4257784 - Method and apparatus for cleaning used air from spray booths wherein (1981-03-24),

6. 4218188 - Axial fan (1980-08-19),

7. 4197267 - Method for forming a web of material (1980-04-08),

8. D254506 - Corrugated metal sheet contact body for humidifiers (1980-03-18),

9. D254207 - Corrugated metal sheet contact body for humidifiers (1980-02-12),

10. 4181506 - Method for recovering concentrated sulphur dioxide from waste gases (1980-01-01),

11. 4141704 - Device for clamping a cassette filter in a filter housing (1979-02-27),

12. 4139584 - Contact body for liquid and gas (1979-02-13),

13. 4137644 - Treating airborne web material (1979-02-06),

14. 4106919 - Arrangement in emitting electrodes for electrostatic precipitators (1978-08-15),

15. 4099296 - Method and apparatus for forming a material web (1978-07-11),

Aktiebolaget Svenska Fläktfabriken, also known as FläktGroup, is a global ventilation and air solutions company based in Sweden. With a rich history dating back to 1909, FläktGroup specializes in delivering high-quality and sustainable climate control solutions for various industries and applications. Their comprehensive product portfolio includes axial fans, centrifugal fans, air handling units, dampers, cooling towers, and more. FläktGroup is committed to innovation, energy efficiency, and delivering superior indoor air quality to enhance the comfort and well-being of people worldwide. For detailed information about their products and services, please visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

42 Patents

#2 in Nacka

#155 in SW

#15,845 in the World

Nacka, undefined

Aktiebolaget Svenska Flaktfabriken

Forward Citations = 734

41 inventors:

Sergio De Feudis (5 out of 7 patents)

Ingemar Karlsson (4 out of 8 patents)

Ove Strindehag (4 out of 4 patents)

4. Lennart Gustavsson (3 out of 16 patents)

5. Roy B Holmberg (3 out of 4 patents)

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