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For the Inventor, By the Inventor

Heiden, Switzerland

Sefar Ag


USPTO Granted Patents = 22



Forward Citations = 114

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77 inventors (with patents filed for the assignee):

goldMedal Christoph Maurer (4 out of 4 patents)

silverMedal Christian Schilling (4 out of 4 patents)

bronzeMedal Peter Chabrecek (3 out of 4 patents)

4.  Hansjoerg Duer (3 out of 3 patents)

5.  Rouven Seidler (2 out of 2 patents)

6.  Mohammad Mokbul Hossain (2 out of 2 patents)

7.  Matteo Camani (2 out of 2 patents)

8.  Isabell Erlenmaier (2 out of 2 patents)

9.  Christian Dietmayer (2 out of 2 patents)

10.  Christian Gurtner (2 out of 2 patents)

11.  Martin Lehner (2 out of 2 patents)

12.  Gerd Gerdes (1 out of 1 patent)

13.  Jeremie Weber (1 out of 1 patent)

14.  Alexander Hausser (1 out of 1 patent)

15.  Hanspeter Meier (1 out of 2 patents)


22 patents:

1. 12186776 - Method for producing a carrier layer with a hydrophilic polymeric nanocoating (2025-01-07),
2. 11118286 - Surface piece (2021-09-14),
3. 10571970 - Composite membrane and method for producing a composite membrane (2020-02-25),
4. 10568983 - Wound dressing material and method for its production (2020-02-25),
5. 10358749 - Surface piece (2019-07-23),
6. 10328374 - Method for producing a contoured filter element and filter element arrangement (2019-06-25),
7. 10315145 - Filter for filtering a liquid or a gas (2019-06-11),
8. 9993759 - Filter means and filter element for treating a flushing liquid for material-removing machining and method for material-removing machining (2018-06-12),
9. 9861918 - Filter medium (2018-01-09),
10. 9313884 - Electrode substrate and planar optoelectronic device (2016-04-12),
11. 9278299 - Filter element including a filter press plate (2016-03-08),
12. 8291554 - Fastening element for two-dimensional fibre material and method for fastening two-dimensional fibre material (2012-10-23),
13. 8197685 - Filter element, securing ring and method for filtering (2012-06-12),
14. 8056587 - Fabric, in particular for textile structures and/or coverings (2011-11-15),
15. 7779995 - Connector arrangement, connector element and method of producing the same (2010-08-24),
SEFAR AG is a leading manufacturer of precision-woven fabrics and filtration solutions. With over 180 years of experience, SEFAR provides high-quality products for applications in industries such as automotive, electronics, architecture, food, and pharmaceuticals. Their innovative solutions help customers achieve reliable and efficient production processes. For more information, please visit their website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

22 Patents

#1 in Heiden

#547 in Switzerland

#27,846 in the World

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Heiden, Switzerland

Sefar Ag

Forward Citations = 114

77 inventors:

goldMedal Christoph Maurer (4 out of 4 patents)

silverMedal Christian Schilling (4 out of 4 patents)

bronzeMedal Peter Chabrecek (3 out of 4 patents)

4.  Hansjoerg Duer (3 out of 3 patents)

5.  Rouven Seidler (2 out of 2 patents)

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