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Flakt Aktiebolag

USPTO Granted Patents = 31

Trademarks = 1

Forward Citations = 370

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37 inventors (with patents filed for the assignee):

Lennart Widerby (4 out of 9 patents)

Osten Maatta (4 out of 5 patents)

Sigvard Matts (3 out of 3 patents)

4. Lennart Gustavsson (2 out of 16 patents)

5. Jan-Mats Eneroth (2 out of 5 patents)

6. Robert Fulton (2 out of 2 patents)

7. Karl-Hugo Andersson (2 out of 3 patents)

8. Rolf Petersson (2 out of 2 patents)

9. Roland Soderholm (2 out of 2 patents)

10. Bertil Larsson (1 out of 6 patents)

11. Ingemar Karlsson (1 out of 8 patents)

12. Roy B Holmberg (1 out of 4 patents)

13. Roy Gustavson (1 out of 1 patent)

14. George Walker (1 out of 1 patent)

15. Alf G Gustafsson (1 out of 3 patents)

31 patents: Sort by Forward Citations

1. D300771 - Plate heat exchanger (1989-04-18),

2. 4776263 - Device for a suspended ceiling structure for rectangular filter elements (1988-10-11),

3. 4698077 - Separating apparatus (1987-10-06),

4. 4683699 - Suspended ceiling structure for rectangular filter elements (1987-08-04),

5. D289813 - Frame for dust filter bags (1987-05-12),

6. 4625434 - Arrangement in cylinder dryer (1986-12-02),

7. 4606259 - Air curtain (1986-08-19),

8. 4582515 - Wet separator for and method of purifying polluted conditioning air (1986-04-15),

9. D281620 - Venturi wall for wet separators and the like (1985-12-03),

10. D281619 - Floor for a spray paint booth (1985-12-03),

11. 4554766 - Ceiling construction for clean rooms (1985-11-26),

12. 4553340 - Sealing device in a cylinder drier (1985-11-19),

13. 4537120 - Surface treatment plant and a method of ventilating same (1985-08-27),

14. 4522635 - Method and device for varying a d.c. voltage connected to an (1985-06-11),

15. D278595 - Fastener for exhaust air valves (1985-04-30),

FlaktGroup is a global leader in energy efficient air technology solutions. With over 100 years of experience, the company offers innovative products and services for ventilation, air treatment, and air pollution control. FlaktGroup's solutions are used in various industries such as commercial buildings, data centers, and healthcare facilities to ensure clean and healthy indoor air quality.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

31 Patents

#4 in Nacka

#200 in Sweden

#20,605 in the World

Flakt Aktiebolag

Forward Citations = 370

37 inventors:

Lennart Widerby (4 out of 9 patents)

Osten Maatta (4 out of 5 patents)

Sigvard Matts (3 out of 3 patents)

4. Lennart Gustavsson (2 out of 16 patents)

5. Jan-Mats Eneroth (2 out of 5 patents)

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