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For the Inventor, By the Inventor

Stockholm, Sweden

Camfil Ab


USPTO Granted Patents = 62

% Expired Patents = 9.7



Trademarks = 11

Forward Citations = 316

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60 inventors (with patents filed for the assignee):

goldMedal Mathieu Hugues (10 out of 11 patents)

silverMedal Kenny Hedlund (7 out of 12 patents)

bronzeMedal Sverker Hugert (6 out of 6 patents)

4.  Erik Lans (6 out of 6 patents)

5.  Anders Martin Sundvik (6 out of 9 patents)

6.  Joseph J Gorman (4 out of 13 patents)

7.  Lennart Karlsson (4 out of 4 patents)

8.  Adam Sienkiewicz (4 out of 6 patents)

9.  Axel Mahler (3 out of 3 patents)

10.  Stefan Ljungström (3 out of 3 patents)

11.  Steven T Devine (3 out of 8 patents)

12.  Vincent Arun Kenadzir (3 out of 3 patents)

13.  Keith Woolard (2 out of 9 patents)

14.  Fredrik Englund (2 out of 2 patents)

15.  Joshua Kohn (2 out of 2 patents)


Core Competencies:
Air Filter
Pleated Filter
Regenerable Filter
Filter Assembly
High Temperature Filter
Filter Housing
V-Bank Filter
Aerosol Distribution
Filter Media
Air Purifier
Pocket Filter
Filter Frame

62 patents:

1. 12663343 - Scanning device for an air filter (2026-06-23),
2. D1118876 - V-bank air filter (2026-03-17),
3. D1116055 - Filter extender panel (2026-03-03),
4. 12440793 - Pleated filter element for air filter (2025-10-14),
5. 12440791 - Air filter assembly with improved liquid drainage (2025-10-14),
6. 12416429 - Air filter and gasket for the same (2025-09-16),
7. 12390757 - Air filtering apparatus (2025-08-19),
8. 12000619 - Air filter and gasket for the same (2024-06-04),
9. 11878266 - Regenerable air filter (2024-01-23),
10. D980401 - Air filter (2023-03-07),
11. 11376533 - Wall mounting system (2022-07-05),
12. 11338238 - Aerosol distribution in filter testing systems (2022-05-24),
13. 11278921 - Aerosol distribution in filter testing systems (2022-03-22),
14. 11237074 - Aerosol distribution in filter testing systems (2022-02-01),
15. 11148090 - Pocket filter assembly (2021-10-19),
Camfil AB, headquartered in Stockholm, specializes in advanced air filtration solutions aimed at enhancing indoor air quality and energy efficiency. The company develops a wide range of products, including pleated filters, regenerable filters, and high-temperature filters, catering to diverse industrial and commercial applications. With a strong focus on innovation, Camfil is committed to providing effective filtration technologies that address aerosol distribution and optimize filter assembly, contributing to healthier environments globally.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Camfil Ab
62 Patents

#17 in Stockholm

#113 in Sweden

#11,755 in the World

Stockholm, SE
Stockholm, Sweden

Camfil Ab

Forward Citations = 316

60 inventors:

goldMedal Mathieu Hugues (10 out of 11 patents)

silverMedal Kenny Hedlund (7 out of 12 patents)

bronzeMedal Sverker Hugert (6 out of 6 patents)

4.  Erik Lans (6 out of 6 patents)

5.  Anders Martin Sundvik (6 out of 9 patents)

Please report any incorrect information to [email protected]
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