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For the Inventor, By the Inventor

Ingolstadt, Germany

Rieter Deutschland Gmbh

Calculating rank
USPTO Granted Patents = 6

Forward Citations = 15

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14 inventors (with patents filed for the assignee):

goldMedal Zdenek Spindler (2 out of 8 patents)

silverMedal Vojtech Novotny (2 out of 7 patents)

bronzeMedal Armin Wirz (1 out of 38 patents)

4.  Peter Gujer (1 out of 9 patents)

5.  Gerhard Conzelmann (1 out of 9 patents)

6.  Kurt Weber (1 out of 8 patents)

7.  Zdenek Spindler (1 out of 2 patents)

8.  Vojtech Novotny (1 out of 2 patents)

9.  Hans Knopp (1 out of 7 patents)

10.  Dieter Herion (1 out of 9 patents)

11.  Hansjoerg Rothen (1 out of 1 patent)

12.  Heinrich Rutschmann (1 out of 1 patent)

13.  Hans Rutz (1 out of 5 patents)

14.  Dieter Guldenfels (1 out of 5 patents)


6 patents:

1. 5816039 - Positive and negative pressure rotor cleaning method for a rotor (1998-10-06),
2. 5669215 - Combined pneumatic yarn attending for textile machines (1997-09-23),
3. 5666798 - Positive and negative pressure rotor cleaning assembly for a rotor (1997-09-16),
4. 4416041 - Apparatus for threading a thread into a texturizing nozzle (1983-11-22),
5. 4299011 - Web take-off apparatus at the doffer of a card (1981-11-10),
6. 4223422 - Turntable for depositing a fiber sliver into a spinning can (1980-09-23),
Company Overview
Rieter Deutschland GmbH is a leading manufacturer of machinery and systems for short-staple fiber spinning. With a focus on innovation and sustainability, Rieter provides high-quality products and services to customers in the textile industry worldwide.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#9 in Ingolstadt

#5,406 in Germany

Ingolstadt, DE
Ingolstadt, Germany

Rieter Deutschland Gmbh

Forward Citations = 15

14 inventors:

goldMedal Zdenek Spindler (2 out of 8 patents)

silverMedal Vojtech Novotny (2 out of 7 patents)

bronzeMedal Armin Wirz (1 out of 38 patents)

4.  Peter Gujer (1 out of 9 patents)

5.  Gerhard Conzelmann (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rieter Deutschland Gmbh. Retrieved from https://idiyas.com/company/rieter-deutschland

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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