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Durham, NC, United States of America

Freudenberg Nonwovens Limited Partnership

USPTO Granted Patents = 9

Trademarks = 7

Forward Citations = 253

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18 inventors (with patents filed for the assignee):

Oscar K Hsu (2 out of 17 patents)

Jean Vangsness (2 out of 10 patents)

David S Gilbride (2 out of 4 patents)

4. Scott Clayton Billings (2 out of 4 patents)

5. Kent Mertz (2 out of 2 patents)

6. Simon D Ladd (2 out of 2 patents)

7. Samuel Rivera (2 out of 2 patents)

8. Peter S Grynaeus (2 out of 2 patents)

9. Chester J Petkiewicz (2 out of 4 patents)

10. Gerhard Schaut (1 out of 13 patents)

11. Beatrix Yvonne Schmitt (1 out of 1 patent)

12. Gerald F Kruegler (1 out of 1 patent)

13. Michelle Pritzkau (1 out of 1 patent)

14. Markus Schmitt (1 out of 1 patent)

15. Udo Michaelis (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 6890244 - Polishing pads useful in chemical mechanical polishing of substrates in the presence of a slurry containing abrasive particles (2005-05-10),

2. 6846342 - Filter pack having nonwoven filter media and nonwoven edge banding frame (2005-01-25),

3. 6713413 - Nonwoven buffing or polishing material having increased strength and dimensional stability (2004-03-30),

4. 6656018 - Polishing pads useful in chemical mechanical polishing of substrates in the presence of a slurry containing abrasive particles (2003-12-02),

5. 6464745 - Minipleat synthetic air filter assembly (2002-10-15),

6. 6447566 - Air filtration system with recessed filter and edge banding (2002-09-10),

7. 6010548 - Spaced pocket filter assembly and method of manufacturing same (2000-01-04),

8. 5063101 - Interlining (1991-11-05),

9. 4906507 - Composite adhesive webs and their production (1990-03-06),

Freudenberg Nonwovens Limited Partnership is a leading global manufacturer of nonwoven fabrics for a wide range of industries including automotive, filtration, construction, and medical. With a strong commitment to innovation and sustainability, Freudenberg Nonwovens is dedicated to providing high-quality solutions to meet the needs of their customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

9 Patents

#83 in Durham, NC

#657 in North Carolina

#31,661 in US

Durham, NC, United States of America

Freudenberg Nonwovens Limited Partnership

Forward Citations = 253

18 inventors:

Oscar K Hsu (2 out of 17 patents)

Jean Vangsness (2 out of 10 patents)

David S Gilbride (2 out of 4 patents)

4. Scott Clayton Billings (2 out of 4 patents)

5. Kent Mertz (2 out of 2 patents)

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