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Trademarks = 1

Forward Citations = 57

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8 inventors (with patents filed for the assignee):

Lorenz Sigl (2 out of 12 patents)

Günter Rau (2 out of 3 patents)

Walter Knoess (2 out of 2 patents)

4. Thomas Kalchschmid (1 out of 1 patent)

5. Heinrich Wiedemann (1 out of 1 patent)

6. Hermann Pflaum (1 out of 3 patents)

7. Herbert Vojacek (1 out of 4 patents)

8. Gunter Rau (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 6974012 - Sliding collar produced by powder metallurgy (2005-12-13),

2. 6848558 - Sintered selector or sliding sleeve (2005-02-01),

3. 5942135 - Process for welding a sintered friction-lined foil (1999-08-24),

4. 5453242 - Process for producing sintered-iron molded parts with pore-free zones (1995-09-26),

5. 5190094 - Heteroporous form tool for manufacturing casting moulds and process for (1993-03-02),

6. 5143192 - Friction clutch or friction brake (1992-09-01),

Sinterstahl GmbH is a leading manufacturer of high-quality metal powders and sintered components. With over 20 years of experience in the industry, we specialize in producing custom metal powders for various applications, including automotive, aerospace, and medical industries. Our state-of-the-art facilities and innovative technologies allow us to deliver superior products that meet the highest standards of quality and performance. Contact us today to learn more about our services and capabilities.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#1 in Fuessen

#5,304 in Germany

Fuessen, Germany

Sinterstahl Gmbh