For the Inventor, By the Inventor

Enter assignee name

Weinheim, Germany

Firma Carl Freudenberg

USPTO Granted Patents = 629

CIPO Patents = 4

EPO Patents = 2

Trademarks = 4

Forward Citations = 8,598

Loading Chart...

Loading Chart...

566 inventors (with patents filed for the assignee):

Arno Hamaekers (25 out of 26 patents)

Axel Rudolph (21 out of 21 patents)

Arnold Simuttis (20 out of 23 patents)

4. Hans-Gerd Eckel (20 out of 26 patents)

5. Andreas Sausner (16 out of 44 patents)

6. Klaus Heckel (16 out of 18 patents)

7. Klaus Kurr (15 out of 15 patents)

8. Erich Fahrbach (15 out of 16 patents)

9. Rolf Vogt (14 out of 17 patents)

10. Joachim Heinemann (14 out of 14 patents)

11. Bohuslav Tecl (14 out of 16 patents)

12. Hans Forch (13 out of 14 patents)

13. Dieter Groitzsch (12 out of 14 patents)

14. Ulrich Freudenberg (12 out of 12 patents)

15. Gerhard Graab (11 out of 15 patents)

Core Competencies:

Nonwoven Fabrics

Cleaning Devices

Sealing Arrangements

Filter Elements

Elastomer Materials

Hydraulic Bearings

Polyurethane Molding

Vibration Cancelers

Floor Coverings

Fuel Cells

Mechanical Seals

Triboelectric Nonwovens

629 patents: Sort by Forward Citations

1. 7191813 - Method and device for producing a spunbonded nonwoven fabric (2007-03-20),

2. 7086114 - Wet floor wiping device (2006-08-08),

3. 7056271 - Folded-three-dimensional object, particularly a filter element (2006-06-06),

4. 6941612 - Mop wringer (2005-09-13),

5. 6939598 - Floor covering made of an elastomer material having a relief-type patterned surface (2005-09-06),

6. 6887331 - Method and device for producing a spunbonded nonwoven fabric (2005-05-03),

7. 6845985 - Rotating mechanical seal (2005-01-25),

8. 6836978 - Shoe, especially shoe for small children (2005-01-04),

9. 6823557 - Wringing device for cleaning elements of wet and moist mops (2004-11-30),

10. 6779798 - Sealing arrangement (2004-08-24),

11. 6777065 - Fixing liner with double layer adhesive dots (2004-08-17),

12. 6763574 - Processing device (2004-07-20),

13. 6723416 - Flat nonwoven fiber aggregate with three-dimensional structure and method for its production (2004-04-20),

14. 6715768 - Sealing ring having a sealing bead (2004-04-06),

15. 6709732 - Web-type floor covering and method for its manufacture (2004-03-23),

Firma Carl Freudenberg is a global technology group that develops innovative solutions for various industries. With more than 170 years of experience, the company offers products and services in the areas of seals and vibration control technology, nonwovens, household products, specialty chemicals, and more. Firma Carl Freudenberg focuses on sustainability, quality, and customer satisfaction to deliver reliable and sustainable solutions to its customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

629 Patents

#1 in

#85 in Germany

#1,527 in the World

Weinheim, Germany

Firma Carl Freudenberg

Forward Citations = 8,598

566 inventors:

Arno Hamaekers (25 out of 26 patents)

Axel Rudolph (21 out of 21 patents)

Arnold Simuttis (20 out of 23 patents)

4. Hans-Gerd Eckel (20 out of 26 patents)

5. Andreas Sausner (16 out of 44 patents)

Please report any incorrect information to support@idiyas.com

Loading…