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Winterthur, Switzerland

Rieter Machine Works, Ltd.

USPTO Granted Patents = 339

Forward Citations = 1,733

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221 inventors (with patents filed for the assignee):

Armin Wirz (21 out of 38 patents)

Herbert Stalder (19 out of 41 patents)

Robert Demuth (19 out of 55 patents)

4. Felix Graf (19 out of 23 patents)

5. Heinz Clement (17 out of 17 patents)

6. Andre Lattion (17 out of 23 patents)

7. Emil Briner (16 out of 27 patents)

8. Paul Staheli (13 out of 28 patents)

9. Daniel Hanselmann (12 out of 21 patents)

10. Arthur Wurmli (12 out of 15 patents)

11. Giancarlo Mondini (12 out of 17 patents)

12. Jurg Bischofberger (12 out of 15 patents)

13. Urs B Meyer (11 out of 32 patents)

14. Rolf Binder (10 out of 18 patents)

15. Peter Novak (10 out of 21 patents)

Core Competencies:

Textile Machines

Ring Spinning

Combing Machines

Drafting Arrangements

Yarn Production

Sliver Delivery

Bobbin Conveying Systems

Air Flow Control

Trash Extraction

Hydrodynamic Drawing

Fiber Blending

Filament Treatment

339 patents: Sort by Forward Citations

1. 6059221 - Apparatus for changing a lap (2000-05-09),

2. 5956811 - Revolving flat card (1999-09-28),

3. 5943740 - Combing machine with an autoleveller drafting arrangement (1999-08-31),

4. 5769573 - Apparatus for controlling air flow in an air duct (1998-06-23),

5. 5724800 - Ring spinning method and a yarn made thereby (1998-03-10),

6. 5651244 - Ring spinning method and a yarn made thereby (1997-07-29),

7. 5649670 - Damping arrangement for a chuck of a spooling machine (1997-07-22),

8. 5611115 - Sliver-delivery machine and a sliver coiler (1997-03-18),

9. 5535481 - Textile machine with a drafting arrangement including rotational (1996-07-16),

10. 5530995 - Combing machine having a web guide device (1996-07-02),

11. 5515578 - Method for collecting lap pieces from a combing machine (1996-05-14),

12. 5502875 - Continuous drive unit for combers, a drafting arrangement and a coiler (1996-04-02),

13. 5448800 - Trash extractor for separating impurities from a traveling fleece (1995-09-12),

14. 5400582 - Textile machine with a drafting arrangement (1995-03-28),

15. 5386618 - Yarn stretching chamber arrangements (1995-02-07),

Rieter Machine Works, Ltd. is a leading global supplier of systems for short-staple fiber spinning. With comprehensive competence in plant engineering and automation, the company offers integrated solutions for all spinning mill processes. Rieter's innovative machinery and technology ensure high productivity, efficiency, and quality in textile production. Headquartered in Switzerland, Rieter has a strong global presence and serves customers in over 100 countries.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

339 Patents

#4 in Winterthur

#47 in Switzerland

#2,592 in the World

Winterthur, Switzerland

Rieter Machine Works, Ltd.

Forward Citations = 1,733

221 inventors:

Armin Wirz (21 out of 38 patents)

Herbert Stalder (19 out of 41 patents)

Robert Demuth (19 out of 55 patents)

4. Felix Graf (19 out of 23 patents)

5. Heinz Clement (17 out of 17 patents)

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