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Forward Citations = 62

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9 inventors (with patents filed for the assignee):

Walter Bauer (7 out of 8 patents)

Frank Baumbusch (3 out of 3 patents)

Bernd Koschig (1 out of 4 patents)

4. Manfred König (1 out of 5 patents)

5. Walter Viegener (1 out of 15 patents)

6. Walter Viegner, Jr (1 out of 1 patent)

7. Timo Remmel (1 out of 1 patent)

8. Helmut Nebeling (1 out of 1 patent)

9. Jürgen Nägeler (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8356507 - Method and device for manufacturing pipe connectors (2013-01-22),

2. 7770429 - Method for producing a coupling on a pipe and device for producing said coupling (2010-08-10),

3. 7258514 - Machine tool comprising parallel tool spindles that can be repositioned in relation to one another (2007-08-21),

4. 6843096 - Process and device for producing press fittings from steel, in particular special steel (2005-01-18),

5. 6668208 - Automatic allocation of machining operations to a plurality of machining stations (2003-12-23),

6. 6348029 - Machine tool (2002-02-19),

7. 6298531 - Highly flexible machine tool (2001-10-09),

Witzig & Frank GmbH is a leading provider of innovative solutions in the field of automation and robotic technology. With a strong focus on quality and customer satisfaction, we deliver cutting-edge products and services to clients worldwide. Our team of experts is dedicated to helping businesses improve efficiency and productivity through state-of-the-art automation solutions. Visit our website to learn more about our offerings and how we can support your business.

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USPTO Data Jan 1 1976 - Dec 16 2025

7 Patents

#2 in Offenburg

#4,802 in Germany

Offenburg, Germany

Witzig & Frank Gmbh