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Winterthur, Switzerland

Rieter Machine Works, Ltd.

USPTO Granted Patents = 339

Forward Citations = 1,745

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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:

Ring Spinning

Combing Machine

Drafting Arrangement

Yarn Production

Textile Processing

Sliver Delivery

Bobbin Conveying

Fiber Blending

Suction Transfer

Lap Changing

High-Draft Device

Cleaning Apparatus

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., headquartered in Winterthur, Switzerland, specializes in the development and manufacturing of advanced textile machinery. The company is a leader in the textile industry, focusing on technologies such as ring spinning, combing machines, and drafting arrangements. Rieter's innovations enhance yarn production and textile processing, offering solutions for sliver delivery, bobbin conveying, and fiber blending. With a commitment to quality and efficiency, Rieter supports the global textile market through its cutting-edge machinery and expertise.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Rieter Machine Works, Ltd.

339 Patents

#3 in Winterthur

#52 in Switzerland

#2,673 in the World

Winterthur, Switzerland

Rieter Machine Works, Ltd.

Forward Citations = 1,745

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)

Please report any incorrect information to [email protected]

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