Witzig & Frank Gmbh

Calculating rank

USPTO Granted Patents = 7

% Expired Patents = 28.6

Forward Citations = 63

Loading Chart...

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),

Company Overview

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.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#2 in Offenburg

#4,867 in Germany

Offenburg, Germany