For the Inventor, By the Inventor

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Joliet, IL, United States of America

Filtration Group Gmbh

USPTO Granted Patents = 11

EPO Patents = 19

Trademarks = 20

Forward Citations = 226

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22 inventors (with patents filed for the assignee):

Philip J Winters (5 out of 6 patents)

Kevin Hobbs (3 out of 3 patents)

Michael Corbat (2 out of 2 patents)

4. Dean Kerstetter (2 out of 2 patents)

5. Charles Wilson Ridgeway (2 out of 2 patents)

6. Clive John Holt (2 out of 2 patents)

7. Gernot Hesse (1 out of 1 patent)

8. Wilhelm Schoepp (1 out of 1 patent)

9. John W Clarke (1 out of 1 patent)

10. Timothy J Chisholm (1 out of 1 patent)

11. David Heritage (1 out of 1 patent)

12. Edward F Lyons (1 out of 1 patent)

13. Wenli Wang (1 out of 1 patent)

14. Gerhard Steiner (1 out of 2 patents)

15. Lawrence H Ost (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 11383186 - Filter (2022-07-12),

2. 10279295 - Methods, apparatus and products for filtering (2019-05-07),

3. 10232295 - Filter including support frame (2019-03-19),

4. 7753977 - Air filtration system having a removable diffuser (2010-07-13),

5. D544949 - Air filter (2007-06-19),

6. 7156891 - Forced air system air filter (2007-01-02),

7. 6955696 - Filter frame and assembly (2005-10-18),

8. 6258142 - Multi-pocket filter (2001-07-10),

9. 6179888 - Hybrid filter bag assembly (2001-01-30),

10. 6159316 - Method of making multi-pocket filter (2000-12-12),

11. 6099612 - Side access filter support and sealing system (2000-08-08),

Filtration Group GmbH is a global leader in filtration solutions, providing a wide range of products and services to meet the filtration needs of various industries. With an extensive portfolio of innovative filtration technologies, the company offers high-quality products that help improve efficiency and performance for customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

11 Patents

#2 in

#26,752 in

#50,255 in the World

Joliet, IL, United States of America

Filtration Group Gmbh

Forward Citations = 226

22 inventors:

Philip J Winters (5 out of 6 patents)

Kevin Hobbs (3 out of 3 patents)

Michael Corbat (2 out of 2 patents)

4. Dean Kerstetter (2 out of 2 patents)

5. Charles Wilson Ridgeway (2 out of 2 patents)

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